204064400

素因数分解:

$2^4\times 5^2\times {\mathrm{191}}^1\times {\mathrm{2671}}^1$

素因数の和:2880

約数の個数: 60

約数和(自身を含む): 493016064

約数和(自身を除く): 288951664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 191, 200, 382, 400, 764, 955, 1528, 1910, 2671, 3056, 3820, 4775, 5342, 7640, 9550, 10684, 13355, 15280, 19100, 21368, 26710, 38200, 42736, 53420, 66775, 76400, 106840, 133550, 213680, 267100, 510161, 534200, 1020322, 1068400, 2040644, 2550805, 4081288, 5101610, 8162576, 10203220, 12754025, 20406440, 25508050, 40812880, 51016100, 102032200, 204064400]

約数ペア:

[(1, 204064400), (2, 102032200), (4, 51016100), (5, 40812880), (8, 25508050), (10, 20406440), (16, 12754025), (20, 10203220), (25, 8162576), (40, 5101610), (50, 4081288), (80, 2550805), (100, 2040644), (191, 1068400), (200, 1020322), (382, 534200), (400, 510161), (764, 267100), (955, 213680), (1528, 133550), (1910, 106840), (2671, 76400), (3056, 66775), (3820, 53420), (4775, 42736), (5342, 38200), (7640, 26710), (9550, 21368), (10684, 19100), (13355, 15280)]