18785850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 96

約数和(自身を含む): 50621760

約数和(自身を除く): 31835910

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 53, 75, 85, 102, 106, 139, 150, 159, 170, 255, 265, 278, 318, 417, 425, 510, 530, 695, 795, 834, 850, 901, 1275, 1325, 1390, 1590, 1802, 2085, 2363, 2550, 2650, 2703, 3475, 3975, 4170, 4505, 4726, 5406, 6950, 7089, 7367, 7950, 9010, 10425, 11815, 13515, 14178, 14734, 20850, 22101, 22525, 23630, 27030, 35445, 36835, 44202, 45050, 59075, 67575, 70890, 73670, 110505, 118150, 125239, 135150, 177225, 184175, 221010, 250478, 354450, 368350, 375717, 552525, 626195, 751434, 1105050, 1252390, 1878585, 3130975, 3757170, 6261950, 9392925, 18785850]

約数ペア:

[(1, 18785850), (2, 9392925), (3, 6261950), (5, 3757170), (6, 3130975), (10, 1878585), (15, 1252390), (17, 1105050), (25, 751434), (30, 626195), (34, 552525), (50, 375717), (51, 368350), (53, 354450), (75, 250478), (85, 221010), (102, 184175), (106, 177225), (139, 135150), (150, 125239), (159, 118150), (170, 110505), (255, 73670), (265, 70890), (278, 67575), (318, 59075), (417, 45050), (425, 44202), (510, 36835), (530, 35445), (695, 27030), (795, 23630), (834, 22525), (850, 22101), (901, 20850), (1275, 14734), (1325, 14178), (1390, 13515), (1590, 11815), (1802, 10425), (2085, 9010), (2363, 7950), (2550, 7367), (2650, 7089), (2703, 6950), (3475, 5406), (3975, 4726), (4170, 4505)]