61995250

素因数分解:

$2^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 121904640

約数和(自身を除く): 59909390

約数列:

[1, 2, 5, 10, 25, 43, 50, 73, 79, 86, 125, 146, 158, 215, 250, 365, 395, 430, 730, 790, 1075, 1825, 1975, 2150, 3139, 3397, 3650, 3950, 5375, 5767, 6278, 6794, 9125, 9875, 10750, 11534, 15695, 16985, 18250, 19750, 28835, 31390, 33970, 57670, 78475, 84925, 144175, 156950, 169850, 247981, 288350, 392375, 424625, 495962, 720875, 784750, 849250, 1239905, 1441750, 2479810, 6199525, 12399050, 30997625, 61995250]

約数ペア:

[(1, 61995250), (2, 30997625), (5, 12399050), (10, 6199525), (25, 2479810), (43, 1441750), (50, 1239905), (73, 849250), (79, 784750), (86, 720875), (125, 495962), (146, 424625), (158, 392375), (215, 288350), (250, 247981), (365, 169850), (395, 156950), (430, 144175), (730, 84925), (790, 78475), (1075, 57670), (1825, 33970), (1975, 31390), (2150, 28835), (3139, 19750), (3397, 18250), (3650, 16985), (3950, 15695), (5375, 11534), (5767, 10750), (6278, 9875), (6794, 9125)]