200614970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 389975040

約数和(自身を除く): 189360070

約数列:

[1, 2, 5, 10, 23, 46, 61, 79, 115, 122, 158, 181, 230, 305, 362, 395, 610, 790, 905, 1403, 1810, 1817, 2806, 3634, 4163, 4819, 7015, 8326, 9085, 9638, 11041, 14030, 14299, 18170, 20815, 22082, 24095, 28598, 41630, 48190, 55205, 71495, 110410, 110837, 142990, 221674, 253943, 328877, 507886, 554185, 657754, 872239, 1108370, 1269715, 1644385, 1744478, 2539430, 3288770, 4361195, 8722390, 20061497, 40122994, 100307485, 200614970]

約数ペア:

[(1, 200614970), (2, 100307485), (5, 40122994), (10, 20061497), (23, 8722390), (46, 4361195), (61, 3288770), (79, 2539430), (115, 1744478), (122, 1644385), (158, 1269715), (181, 1108370), (230, 872239), (305, 657754), (362, 554185), (395, 507886), (610, 328877), (790, 253943), (905, 221674), (1403, 142990), (1810, 110837), (1817, 110410), (2806, 71495), (3634, 55205), (4163, 48190), (4819, 41630), (7015, 28598), (8326, 24095), (9085, 22082), (9638, 20815), (11041, 18170), (14030, 14299)]