40879900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 95150160

約数和(自身を除く): 54270260

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 139, 170, 173, 278, 340, 346, 425, 556, 692, 695, 850, 865, 1390, 1700, 1730, 2363, 2780, 2941, 3460, 3475, 4325, 4726, 5882, 6950, 8650, 9452, 11764, 11815, 13900, 14705, 17300, 23630, 24047, 29410, 47260, 48094, 58820, 59075, 73525, 96188, 118150, 120235, 147050, 236300, 240470, 294100, 408799, 480940, 601175, 817598, 1202350, 1635196, 2043995, 2404700, 4087990, 8175980, 10219975, 20439950, 40879900]

約数ペア:

[(1, 40879900), (2, 20439950), (4, 10219975), (5, 8175980), (10, 4087990), (17, 2404700), (20, 2043995), (25, 1635196), (34, 1202350), (50, 817598), (68, 601175), (85, 480940), (100, 408799), (139, 294100), (170, 240470), (173, 236300), (278, 147050), (340, 120235), (346, 118150), (425, 96188), (556, 73525), (692, 59075), (695, 58820), (850, 48094), (865, 47260), (1390, 29410), (1700, 24047), (1730, 23630), (2363, 17300), (2780, 14705), (2941, 13900), (3460, 11815), (3475, 11764), (4325, 9452), (4726, 8650), (5882, 6950)]