194710100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7883}}^1$

素因数の和:7929

約数の個数: 72

約数和(自身を含む): 479031840

約数和(自身を除く): 284321740

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2470, 4940, 6175, 7883, 12350, 15766, 24700, 31532, 39415, 78830, 102479, 149777, 157660, 197075, 204958, 299554, 394150, 409916, 512395, 599108, 748885, 788300, 1024790, 1497770, 1947101, 2049580, 2561975, 2995540, 3744425, 3894202, 5123950, 7488850, 7788404, 9735505, 10247900, 14977700, 19471010, 38942020, 48677525, 97355050, 194710100]

約数ペア:

[(1, 194710100), (2, 97355050), (4, 48677525), (5, 38942020), (10, 19471010), (13, 14977700), (19, 10247900), (20, 9735505), (25, 7788404), (26, 7488850), (38, 5123950), (50, 3894202), (52, 3744425), (65, 2995540), (76, 2561975), (95, 2049580), (100, 1947101), (130, 1497770), (190, 1024790), (247, 788300), (260, 748885), (325, 599108), (380, 512395), (475, 409916), (494, 394150), (650, 299554), (950, 204958), (988, 197075), (1235, 157660), (1300, 149777), (1900, 102479), (2470, 78830), (4940, 39415), (6175, 31532), (7883, 24700), (12350, 15766)]