20876640900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{27109}}^1$

素因数の和:27294

約数の個数: 144

約数和(自身を含む): 64382129280

約数和(自身を除く): 43505488380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 151, 170, 204, 255, 300, 302, 340, 425, 453, 510, 604, 755, 850, 906, 1020, 1275, 1510, 1700, 1812, 2265, 2550, 2567, 3020, 3775, 4530, 5100, 5134, 7550, 7701, 9060, 10268, 11325, 12835, 15100, 15402, 22650, 25670, 27109, 30804, 38505, 45300, 51340, 54218, 64175, 77010, 81327, 108436, 128350, 135545, 154020, 162654, 192525, 256700, 271090, 325308, 385050, 406635, 460853, 542180, 677725, 770100, 813270, 921706, 1355450, 1382559, 1626540, 1843412, 2033175, 2304265, 2710900, 2765118, 4066350, 4093459, 4608530, 5530236, 6912795, 8132700, 8186918, 9217060, 11521325, 12280377, 13825590, 16373836, 20467295, 23042650, 24560754, 27651180, 34563975, 40934590, 46085300, 49121508, 61401885, 69127950, 69588803, 81869180, 102336475, 122803770, 138255900, 139177606, 204672950, 208766409, 245607540, 278355212, 307009425, 347944015, 409345900, 417532818, 614018850, 695888030, 835065636, 1043832045, 1228037700, 1391776060, 1739720075, 2087664090, 3479440150, 4175328180, 5219160225, 6958880300, 10438320450, 20876640900]

約数ペア:

[(1, 20876640900), (2, 10438320450), (3, 6958880300), (4, 5219160225), (5, 4175328180), (6, 3479440150), (10, 2087664090), (12, 1739720075), (15, 1391776060), (17, 1228037700), (20, 1043832045), (25, 835065636), (30, 695888030), (34, 614018850), (50, 417532818), (51, 409345900), (60, 347944015), (68, 307009425), (75, 278355212), (85, 245607540), (100, 208766409), (102, 204672950), (150, 139177606), (151, 138255900), (170, 122803770), (204, 102336475), (255, 81869180), (300, 69588803), (302, 69127950), (340, 61401885), (425, 49121508), (453, 46085300), (510, 40934590), (604, 34563975), (755, 27651180), (850, 24560754), (906, 23042650), (1020, 20467295), (1275, 16373836), (1510, 13825590), (1700, 12280377), (1812, 11521325), (2265, 9217060), (2550, 8186918), (2567, 8132700), (3020, 6912795), (3775, 5530236), (4530, 4608530), (5100, 4093459), (5134, 4066350), (7550, 2765118), (7701, 2710900), (9060, 2304265), (10268, 2033175), (11325, 1843412), (12835, 1626540), (15100, 1382559), (15402, 1355450), (22650, 921706), (25670, 813270), (27109, 770100), (30804, 677725), (38505, 542180), (45300, 460853), (51340, 406635), (54218, 385050), (64175, 325308), (77010, 271090), (81327, 256700), (108436, 192525), (128350, 162654), (135545, 154020)]