206624080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3257}}^1$

素因数の和:3344

約数の個数: 80

約数和(自身を含む): 525997584

約数和(自身を除く): 319373504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 488, 520, 610, 793, 976, 1040, 1220, 1586, 2440, 3172, 3257, 3965, 4880, 6344, 6514, 7930, 12688, 13028, 15860, 16285, 26056, 31720, 32570, 42341, 52112, 63440, 65140, 84682, 130280, 169364, 198677, 211705, 260560, 338728, 397354, 423410, 677456, 794708, 846820, 993385, 1589416, 1693640, 1986770, 2582801, 3178832, 3387280, 3973540, 5165602, 7947080, 10331204, 12914005, 15894160, 20662408, 25828010, 41324816, 51656020, 103312040, 206624080]

約数ペア:

[(1, 206624080), (2, 103312040), (4, 51656020), (5, 41324816), (8, 25828010), (10, 20662408), (13, 15894160), (16, 12914005), (20, 10331204), (26, 7947080), (40, 5165602), (52, 3973540), (61, 3387280), (65, 3178832), (80, 2582801), (104, 1986770), (122, 1693640), (130, 1589416), (208, 993385), (244, 846820), (260, 794708), (305, 677456), (488, 423410), (520, 397354), (610, 338728), (793, 260560), (976, 211705), (1040, 198677), (1220, 169364), (1586, 130280), (2440, 84682), (3172, 65140), (3257, 63440), (3965, 52112), (4880, 42341), (6344, 32570), (6514, 31720), (7930, 26056), (12688, 16285), (13028, 15860)]