24921520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:830

約数の個数: 80

約数和(自身を含む): 64495872

約数和(自身を除く): 39574352

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, 773, 806, 1040, 1240, 1546, 1612, 2015, 2480, 3092, 3224, 3865, 4030, 6184, 6448, 7730, 8060, 10049, 12368, 15460, 16120, 20098, 23963, 30920, 32240, 40196, 47926, 50245, 61840, 80392, 95852, 100490, 119815, 160784, 191704, 200980, 239630, 311519, 383408, 401960, 479260, 623038, 803920, 958520, 1246076, 1557595, 1917040, 2492152, 3115190, 4984304, 6230380, 12460760, 24921520]

約数ペア:

[(1, 24921520), (2, 12460760), (4, 6230380), (5, 4984304), (8, 3115190), (10, 2492152), (13, 1917040), (16, 1557595), (20, 1246076), (26, 958520), (31, 803920), (40, 623038), (52, 479260), (62, 401960), (65, 383408), (80, 311519), (104, 239630), (124, 200980), (130, 191704), (155, 160784), (208, 119815), (248, 100490), (260, 95852), (310, 80392), (403, 61840), (496, 50245), (520, 47926), (620, 40196), (773, 32240), (806, 30920), (1040, 23963), (1240, 20098), (1546, 16120), (1612, 15460), (2015, 12368), (2480, 10049), (3092, 8060), (3224, 7730), (3865, 6448), (4030, 6184)]