128250980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{44843}}^1$

素因数の和:44876

約数の個数: 48

約数和(自身を含む): 316419264

約数和(自身を除く): 188168284

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 44843, 89686, 179372, 224215, 448430, 493273, 582959, 896860, 986546, 1165918, 1973092, 2331836, 2466365, 2914795, 4932730, 5829590, 6412549, 9865460, 11659180, 12825098, 25650196, 32062745, 64125490, 128250980]

約数ペア:

[(1, 128250980), (2, 64125490), (4, 32062745), (5, 25650196), (10, 12825098), (11, 11659180), (13, 9865460), (20, 6412549), (22, 5829590), (26, 4932730), (44, 2914795), (52, 2466365), (55, 2331836), (65, 1973092), (110, 1165918), (130, 986546), (143, 896860), (220, 582959), (260, 493273), (286, 448430), (572, 224215), (715, 179372), (1430, 89686), (2860, 44843)]