320070100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15767}}^1$

素因数の和:15817

約数の個数: 72

約数和(自身を含む): 821197440

約数和(自身を除く): 501127340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 700, 725, 812, 1015, 1450, 2030, 2900, 4060, 5075, 10150, 15767, 20300, 31534, 63068, 78835, 110369, 157670, 220738, 315340, 394175, 441476, 457243, 551845, 788350, 914486, 1103690, 1576700, 1828972, 2207380, 2286215, 2759225, 3200701, 4572430, 5518450, 6401402, 9144860, 11036900, 11431075, 12802804, 16003505, 22862150, 32007010, 45724300, 64014020, 80017525, 160035050, 320070100]

約数ペア:

[(1, 320070100), (2, 160035050), (4, 80017525), (5, 64014020), (7, 45724300), (10, 32007010), (14, 22862150), (20, 16003505), (25, 12802804), (28, 11431075), (29, 11036900), (35, 9144860), (50, 6401402), (58, 5518450), (70, 4572430), (100, 3200701), (116, 2759225), (140, 2286215), (145, 2207380), (175, 1828972), (203, 1576700), (290, 1103690), (350, 914486), (406, 788350), (580, 551845), (700, 457243), (725, 441476), (812, 394175), (1015, 315340), (1450, 220738), (2030, 157670), (2900, 110369), (4060, 78835), (5075, 63068), (10150, 31534), (15767, 20300)]