40842100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 96790680

約数和(自身を除く): 55948580

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 89, 100, 130, 178, 260, 325, 353, 356, 445, 650, 706, 890, 1157, 1300, 1412, 1765, 1780, 2225, 2314, 3530, 4450, 4589, 4628, 5785, 7060, 8825, 8900, 9178, 11570, 17650, 18356, 22945, 23140, 28925, 31417, 35300, 45890, 57850, 62834, 91780, 114725, 115700, 125668, 157085, 229450, 314170, 408421, 458900, 628340, 785425, 816842, 1570850, 1633684, 2042105, 3141700, 4084210, 8168420, 10210525, 20421050, 40842100]

約数ペア:

[(1, 40842100), (2, 20421050), (4, 10210525), (5, 8168420), (10, 4084210), (13, 3141700), (20, 2042105), (25, 1633684), (26, 1570850), (50, 816842), (52, 785425), (65, 628340), (89, 458900), (100, 408421), (130, 314170), (178, 229450), (260, 157085), (325, 125668), (353, 115700), (356, 114725), (445, 91780), (650, 62834), (706, 57850), (890, 45890), (1157, 35300), (1300, 31417), (1412, 28925), (1765, 23140), (1780, 22945), (2225, 18356), (2314, 17650), (3530, 11570), (4450, 9178), (4589, 8900), (4628, 8825), (5785, 7060)]