64941900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6983}}^1$

素因数の和:7031

約数の個数: 72

約数和(自身を含む): 193987584

約数和(自身を除く): 129045684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 150, 155, 186, 300, 310, 372, 465, 620, 775, 930, 1550, 1860, 2325, 3100, 4650, 6983, 9300, 13966, 20949, 27932, 34915, 41898, 69830, 83796, 104745, 139660, 174575, 209490, 216473, 349150, 418980, 432946, 523725, 649419, 698300, 865892, 1047450, 1082365, 1298838, 2094900, 2164730, 2597676, 3247095, 4329460, 5411825, 6494190, 10823650, 12988380, 16235475, 21647300, 32470950, 64941900]

約数ペア:

[(1, 64941900), (2, 32470950), (3, 21647300), (4, 16235475), (5, 12988380), (6, 10823650), (10, 6494190), (12, 5411825), (15, 4329460), (20, 3247095), (25, 2597676), (30, 2164730), (31, 2094900), (50, 1298838), (60, 1082365), (62, 1047450), (75, 865892), (93, 698300), (100, 649419), (124, 523725), (150, 432946), (155, 418980), (186, 349150), (300, 216473), (310, 209490), (372, 174575), (465, 139660), (620, 104745), (775, 83796), (930, 69830), (1550, 41898), (1860, 34915), (2325, 27932), (3100, 20949), (4650, 13966), (6983, 9300)]