140625920

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 349090560

約数和(自身を除く): 208464640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 443, 496, 512, 620, 640, 886, 992, 1024, 1240, 1280, 1772, 1984, 2048, 2215, 2480, 2560, 3544, 3968, 4430, 4960, 5120, 7088, 7936, 8860, 9920, 10240, 13733, 14176, 15872, 17720, 19840, 27466, 28352, 31744, 35440, 39680, 54932, 56704, 63488, 68665, 70880, 79360, 109864, 113408, 137330, 141760, 158720, 219728, 226816, 274660, 283520, 317440, 439456, 453632, 549320, 567040, 878912, 907264, 1098640, 1134080, 1757824, 2197280, 2268160, 3515648, 4394560, 4536320, 7031296, 8789120, 14062592, 17578240, 28125184, 35156480, 70312960, 140625920]

約数ペア:

[(1, 140625920), (2, 70312960), (4, 35156480), (5, 28125184), (8, 17578240), (10, 14062592), (16, 8789120), (20, 7031296), (31, 4536320), (32, 4394560), (40, 3515648), (62, 2268160), (64, 2197280), (80, 1757824), (124, 1134080), (128, 1098640), (155, 907264), (160, 878912), (248, 567040), (256, 549320), (310, 453632), (320, 439456), (443, 317440), (496, 283520), (512, 274660), (620, 226816), (640, 219728), (886, 158720), (992, 141760), (1024, 137330), (1240, 113408), (1280, 109864), (1772, 79360), (1984, 70880), (2048, 68665), (2215, 63488), (2480, 56704), (2560, 54932), (3544, 39680), (3968, 35440), (4430, 31744), (4960, 28352), (5120, 27466), (7088, 19840), (7936, 17720), (8860, 15872), (9920, 14176), (10240, 13733)]