72165340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 179081280

約数和(自身を除く): 106915940

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 29, 34, 52, 58, 65, 68, 85, 116, 130, 145, 170, 221, 260, 290, 340, 377, 442, 493, 563, 580, 754, 884, 986, 1105, 1126, 1508, 1885, 1972, 2210, 2252, 2465, 2815, 3770, 4420, 4930, 5630, 6409, 7319, 7540, 9571, 9860, 11260, 12818, 14638, 16327, 19142, 25636, 29276, 32045, 32654, 36595, 38284, 47855, 64090, 65308, 73190, 81635, 95710, 124423, 128180, 146380, 163270, 191420, 212251, 248846, 277559, 326540, 424502, 497692, 555118, 622115, 849004, 1061255, 1110236, 1244230, 1387795, 2122510, 2488460, 2775590, 3608267, 4245020, 5551180, 7216534, 14433068, 18041335, 36082670, 72165340]

約数ペア:

[(1, 72165340), (2, 36082670), (4, 18041335), (5, 14433068), (10, 7216534), (13, 5551180), (17, 4245020), (20, 3608267), (26, 2775590), (29, 2488460), (34, 2122510), (52, 1387795), (58, 1244230), (65, 1110236), (68, 1061255), (85, 849004), (116, 622115), (130, 555118), (145, 497692), (170, 424502), (221, 326540), (260, 277559), (290, 248846), (340, 212251), (377, 191420), (442, 163270), (493, 146380), (563, 128180), (580, 124423), (754, 95710), (884, 81635), (986, 73190), (1105, 65308), (1126, 64090), (1508, 47855), (1885, 38284), (1972, 36595), (2210, 32654), (2252, 32045), (2465, 29276), (2815, 25636), (3770, 19142), (4420, 16327), (4930, 14638), (5630, 12818), (6409, 11260), (7319, 9860), (7540, 9571)]