72314320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2243}}^1$

素因数の和:2300

約数の個数: 80

約数和(自身を含む): 186988032

約数和(自身を除く): 114673712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2243, 2480, 3224, 4030, 4486, 6448, 8060, 8972, 11215, 16120, 17944, 22430, 29159, 32240, 35888, 44860, 58318, 69533, 89720, 116636, 139066, 145795, 179440, 233272, 278132, 291590, 347665, 466544, 556264, 583180, 695330, 903929, 1112528, 1166360, 1390660, 1807858, 2332720, 2781320, 3615716, 4519645, 5562640, 7231432, 9039290, 14462864, 18078580, 36157160, 72314320]

約数ペア:

[(1, 72314320), (2, 36157160), (4, 18078580), (5, 14462864), (8, 9039290), (10, 7231432), (13, 5562640), (16, 4519645), (20, 3615716), (26, 2781320), (31, 2332720), (40, 1807858), (52, 1390660), (62, 1166360), (65, 1112528), (80, 903929), (104, 695330), (124, 583180), (130, 556264), (155, 466544), (208, 347665), (248, 291590), (260, 278132), (310, 233272), (403, 179440), (496, 145795), (520, 139066), (620, 116636), (806, 89720), (1040, 69533), (1240, 58318), (1612, 44860), (2015, 35888), (2243, 32240), (2480, 29159), (3224, 22430), (4030, 17944), (4486, 16120), (6448, 11215), (8060, 8972)]