1780041250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{109541}}^1$

素因数の和:109576

約数の個数: 40

約数和(自身を含む): 3593196684

約数和(自身を除く): 1813155434

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 8125, 16250, 109541, 219082, 547705, 1095410, 1424033, 2738525, 2848066, 5477050, 7120165, 13692625, 14240330, 27385250, 35600825, 68463125, 71201650, 136926250, 178004125, 356008250, 890020625, 1780041250]

約数ペア:

[(1, 1780041250), (2, 890020625), (5, 356008250), (10, 178004125), (13, 136926250), (25, 71201650), (26, 68463125), (50, 35600825), (65, 27385250), (125, 14240330), (130, 13692625), (250, 7120165), (325, 5477050), (625, 2848066), (650, 2738525), (1250, 1424033), (1625, 1095410), (3250, 547705), (8125, 219082), (16250, 109541)]