400173710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 783820800

約数和(自身を除く): 383647090

約数列:

[1, 2, 5, 10, 17, 34, 79, 83, 85, 158, 166, 170, 359, 395, 415, 718, 790, 830, 1343, 1411, 1795, 2686, 2822, 3590, 6103, 6557, 6715, 7055, 12206, 13114, 13430, 14110, 28361, 29797, 30515, 32785, 56722, 59594, 61030, 65570, 111469, 141805, 148985, 222938, 283610, 297970, 482137, 506549, 557345, 964274, 1013098, 1114690, 2353963, 2410685, 2532745, 4707926, 4821370, 5065490, 11769815, 23539630, 40017371, 80034742, 200086855, 400173710]

約数ペア:

[(1, 400173710), (2, 200086855), (5, 80034742), (10, 40017371), (17, 23539630), (34, 11769815), (79, 5065490), (83, 4821370), (85, 4707926), (158, 2532745), (166, 2410685), (170, 2353963), (359, 1114690), (395, 1013098), (415, 964274), (718, 557345), (790, 506549), (830, 482137), (1343, 297970), (1411, 283610), (1795, 222938), (2686, 148985), (2822, 141805), (3590, 111469), (6103, 65570), (6557, 61030), (6715, 59594), (7055, 56722), (12206, 32785), (13114, 30515), (13430, 29797), (14110, 28361)]