203422700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{937}}^1$

素因数の和:1131

約数の個数: 72

約数和(自身を含む): 478740192

約数和(自身を除く): 275317492

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 167, 260, 325, 334, 650, 668, 835, 937, 1300, 1670, 1874, 2171, 3340, 3748, 4175, 4342, 4685, 8350, 8684, 9370, 10855, 12181, 16700, 18740, 21710, 23425, 24362, 43420, 46850, 48724, 54275, 60905, 93700, 108550, 121810, 156479, 217100, 243620, 304525, 312958, 609050, 625916, 782395, 1218100, 1564790, 2034227, 3129580, 3911975, 4068454, 7823950, 8136908, 10171135, 15647900, 20342270, 40684540, 50855675, 101711350, 203422700]

約数ペア:

[(1, 203422700), (2, 101711350), (4, 50855675), (5, 40684540), (10, 20342270), (13, 15647900), (20, 10171135), (25, 8136908), (26, 7823950), (50, 4068454), (52, 3911975), (65, 3129580), (100, 2034227), (130, 1564790), (167, 1218100), (260, 782395), (325, 625916), (334, 609050), (650, 312958), (668, 304525), (835, 243620), (937, 217100), (1300, 156479), (1670, 121810), (1874, 108550), (2171, 93700), (3340, 60905), (3748, 54275), (4175, 48724), (4342, 46850), (4685, 43420), (8350, 24362), (8684, 23425), (9370, 21710), (10855, 18740), (12181, 16700)]