200475140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4093}}^1$

素因数の和:4212

約数の個数: 48

約数和(自身を含む): 440186880

約数和(自身を除く): 239711740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1580, 2449, 4093, 4898, 8186, 9796, 12245, 16372, 20465, 24490, 40930, 48980, 81860, 126883, 253766, 323347, 507532, 634415, 646694, 1268830, 1293388, 1616735, 2537660, 3233470, 6466940, 10023757, 20047514, 40095028, 50118785, 100237570, 200475140]

約数ペア:

[(1, 200475140), (2, 100237570), (4, 50118785), (5, 40095028), (10, 20047514), (20, 10023757), (31, 6466940), (62, 3233470), (79, 2537660), (124, 1616735), (155, 1293388), (158, 1268830), (310, 646694), (316, 634415), (395, 507532), (620, 323347), (790, 253766), (1580, 126883), (2449, 81860), (4093, 48980), (4898, 40930), (8186, 24490), (9796, 20465), (12245, 16372)]