64481520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6553}}^1$

素因数の和:6610

約数の個数: 80

約数和(自身を含む): 204799392

約数和(自身を除く): 140317872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 6553, 9840, 13106, 19659, 26212, 32765, 39318, 52424, 65530, 78636, 98295, 104848, 131060, 157272, 196590, 262120, 268673, 314544, 393180, 524240, 537346, 786360, 806019, 1074692, 1343365, 1572720, 1612038, 2149384, 2686730, 3224076, 4030095, 4298768, 5373460, 6448152, 8060190, 10746920, 12896304, 16120380, 21493840, 32240760, 64481520]

約数ペア:

[(1, 64481520), (2, 32240760), (3, 21493840), (4, 16120380), (5, 12896304), (6, 10746920), (8, 8060190), (10, 6448152), (12, 5373460), (15, 4298768), (16, 4030095), (20, 3224076), (24, 2686730), (30, 2149384), (40, 1612038), (41, 1572720), (48, 1343365), (60, 1074692), (80, 806019), (82, 786360), (120, 537346), (123, 524240), (164, 393180), (205, 314544), (240, 268673), (246, 262120), (328, 196590), (410, 157272), (492, 131060), (615, 104848), (656, 98295), (820, 78636), (984, 65530), (1230, 52424), (1640, 39318), (1968, 32765), (2460, 26212), (3280, 19659), (4920, 13106), (6553, 9840)]