64678300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 149177952

約数和(自身を除く): 84499652

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 61, 92, 100, 115, 122, 230, 244, 305, 460, 461, 575, 610, 922, 1150, 1220, 1403, 1525, 1844, 2300, 2305, 2806, 3050, 4610, 5612, 6100, 7015, 9220, 10603, 11525, 14030, 21206, 23050, 28060, 28121, 35075, 42412, 46100, 53015, 56242, 70150, 106030, 112484, 140300, 140605, 212060, 265075, 281210, 530150, 562420, 646783, 703025, 1060300, 1293566, 1406050, 2587132, 2812100, 3233915, 6467830, 12935660, 16169575, 32339150, 64678300]

約数ペア:

[(1, 64678300), (2, 32339150), (4, 16169575), (5, 12935660), (10, 6467830), (20, 3233915), (23, 2812100), (25, 2587132), (46, 1406050), (50, 1293566), (61, 1060300), (92, 703025), (100, 646783), (115, 562420), (122, 530150), (230, 281210), (244, 265075), (305, 212060), (460, 140605), (461, 140300), (575, 112484), (610, 106030), (922, 70150), (1150, 56242), (1220, 53015), (1403, 46100), (1525, 42412), (1844, 35075), (2300, 28121), (2305, 28060), (2806, 23050), (3050, 21206), (4610, 14030), (5612, 11525), (6100, 10603), (7015, 9220)]