81939510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{683}}^1$

素因数の和:770

約数の個数: 96

約数和(自身を含む): 225358848

約数和(自身を除く): 143419338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 43, 45, 62, 86, 90, 93, 129, 155, 186, 215, 258, 279, 310, 387, 430, 465, 558, 645, 683, 774, 930, 1290, 1333, 1366, 1395, 1935, 2049, 2666, 2790, 3415, 3870, 3999, 4098, 6147, 6665, 6830, 7998, 10245, 11997, 12294, 13330, 19995, 20490, 21173, 23994, 29369, 30735, 39990, 42346, 58738, 59985, 61470, 63519, 88107, 105865, 119970, 127038, 146845, 176214, 190557, 211730, 264321, 293690, 317595, 381114, 440535, 528642, 635190, 881070, 910439, 952785, 1321605, 1820878, 1905570, 2643210, 2731317, 4552195, 5462634, 8193951, 9104390, 13656585, 16387902, 27313170, 40969755, 81939510]

約数ペア:

[(1, 81939510), (2, 40969755), (3, 27313170), (5, 16387902), (6, 13656585), (9, 9104390), (10, 8193951), (15, 5462634), (18, 4552195), (30, 2731317), (31, 2643210), (43, 1905570), (45, 1820878), (62, 1321605), (86, 952785), (90, 910439), (93, 881070), (129, 635190), (155, 528642), (186, 440535), (215, 381114), (258, 317595), (279, 293690), (310, 264321), (387, 211730), (430, 190557), (465, 176214), (558, 146845), (645, 127038), (683, 119970), (774, 105865), (930, 88107), (1290, 63519), (1333, 61470), (1366, 59985), (1395, 58738), (1935, 42346), (2049, 39990), (2666, 30735), (2790, 29369), (3415, 23994), (3870, 21173), (3999, 20490), (4098, 19995), (6147, 13330), (6665, 12294), (6830, 11997), (7998, 10245)]