64389900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3023}}^1$

素因数の和:3111

約数の個数: 72

約数和(自身を含む): 188987904

約数和(自身を除く): 124598004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 71, 75, 100, 142, 150, 213, 284, 300, 355, 426, 710, 852, 1065, 1420, 1775, 2130, 3023, 3550, 4260, 5325, 6046, 7100, 9069, 10650, 12092, 15115, 18138, 21300, 30230, 36276, 45345, 60460, 75575, 90690, 151150, 181380, 214633, 226725, 302300, 429266, 453450, 643899, 858532, 906900, 1073165, 1287798, 2146330, 2575596, 3219495, 4292660, 5365825, 6438990, 10731650, 12877980, 16097475, 21463300, 32194950, 64389900]

約数ペア:

[(1, 64389900), (2, 32194950), (3, 21463300), (4, 16097475), (5, 12877980), (6, 10731650), (10, 6438990), (12, 5365825), (15, 4292660), (20, 3219495), (25, 2575596), (30, 2146330), (50, 1287798), (60, 1073165), (71, 906900), (75, 858532), (100, 643899), (142, 453450), (150, 429266), (213, 302300), (284, 226725), (300, 214633), (355, 181380), (426, 151150), (710, 90690), (852, 75575), (1065, 60460), (1420, 45345), (1775, 36276), (2130, 30230), (3023, 21300), (3550, 18138), (4260, 15115), (5325, 12092), (6046, 10650), (7100, 9069)]