73420400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^2\times {\mathrm{191}}^1$

素因数の和:271

約数の個数: 90

約数和(自身を含む): 183220416

約数和(自身を除く): 109800016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 191, 200, 248, 310, 382, 400, 496, 620, 764, 775, 955, 961, 1240, 1528, 1550, 1910, 1922, 2480, 3056, 3100, 3820, 3844, 4775, 4805, 5921, 6200, 7640, 7688, 9550, 9610, 11842, 12400, 15280, 15376, 19100, 19220, 23684, 24025, 29605, 38200, 38440, 47368, 48050, 59210, 76400, 76880, 94736, 96100, 118420, 148025, 183551, 192200, 236840, 296050, 367102, 384400, 473680, 592100, 734204, 917755, 1184200, 1468408, 1835510, 2368400, 2936816, 3671020, 4588775, 7342040, 9177550, 14684080, 18355100, 36710200, 73420400]

約数ペア:

[(1, 73420400), (2, 36710200), (4, 18355100), (5, 14684080), (8, 9177550), (10, 7342040), (16, 4588775), (20, 3671020), (25, 2936816), (31, 2368400), (40, 1835510), (50, 1468408), (62, 1184200), (80, 917755), (100, 734204), (124, 592100), (155, 473680), (191, 384400), (200, 367102), (248, 296050), (310, 236840), (382, 192200), (400, 183551), (496, 148025), (620, 118420), (764, 96100), (775, 94736), (955, 76880), (961, 76400), (1240, 59210), (1528, 48050), (1550, 47368), (1910, 38440), (1922, 38200), (2480, 29605), (3056, 24025), (3100, 23684), (3820, 19220), (3844, 19100), (4775, 15376), (4805, 15280), (5921, 12400), (6200, 11842), (7640, 9610), (7688, 9550)]