263896100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11941}}^1$

素因数の和:11985

約数の個数: 72

約数和(自身を含む): 653036328

約数和(自身を除く): 389140228

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1700, 2210, 4420, 5525, 11050, 11941, 22100, 23882, 47764, 59705, 119410, 155233, 202997, 238820, 298525, 310466, 405994, 597050, 620932, 776165, 811988, 1014985, 1194100, 1552330, 2029970, 2638961, 3104660, 3880825, 4059940, 5074925, 5277922, 7761650, 10149850, 10555844, 13194805, 15523300, 20299700, 26389610, 52779220, 65974025, 131948050, 263896100]

約数ペア:

[(1, 263896100), (2, 131948050), (4, 65974025), (5, 52779220), (10, 26389610), (13, 20299700), (17, 15523300), (20, 13194805), (25, 10555844), (26, 10149850), (34, 7761650), (50, 5277922), (52, 5074925), (65, 4059940), (68, 3880825), (85, 3104660), (100, 2638961), (130, 2029970), (170, 1552330), (221, 1194100), (260, 1014985), (325, 811988), (340, 776165), (425, 620932), (442, 597050), (650, 405994), (850, 310466), (884, 298525), (1105, 238820), (1300, 202997), (1700, 155233), (2210, 119410), (4420, 59705), (5525, 47764), (11050, 23882), (11941, 22100)]