648971872

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{2281}}^1$

素因数の和:2831

約数の個数: 48

約数和(自身を含む): 1356000912

約数和(自身を除く): 707029040

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 523, 544, 1046, 2092, 2281, 4184, 4562, 8368, 8891, 9124, 16736, 17782, 18248, 35564, 36496, 38777, 71128, 72992, 77554, 142256, 155108, 284512, 310216, 620432, 1192963, 1240864, 2385926, 4771852, 9543704, 19087408, 20280371, 38174816, 40560742, 81121484, 162242968, 324485936, 648971872]

約数ペア:

[(1, 648971872), (2, 324485936), (4, 162242968), (8, 81121484), (16, 40560742), (17, 38174816), (32, 20280371), (34, 19087408), (68, 9543704), (136, 4771852), (272, 2385926), (523, 1240864), (544, 1192963), (1046, 620432), (2092, 310216), (2281, 284512), (4184, 155108), (4562, 142256), (8368, 77554), (8891, 72992), (9124, 71128), (16736, 38777), (17782, 36496), (18248, 35564)]