100018480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{293}}^1$

素因数の和:574

約数の個数: 80

約数和(自身を含む): 248046624

約数和(自身を除く): 148028144

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 251, 272, 293, 340, 502, 586, 680, 1004, 1172, 1255, 1360, 1465, 2008, 2344, 2510, 2930, 4016, 4267, 4688, 4981, 5020, 5860, 8534, 9962, 10040, 11720, 17068, 19924, 20080, 21335, 23440, 24905, 34136, 39848, 42670, 49810, 68272, 73543, 79696, 85340, 99620, 147086, 170680, 199240, 294172, 341360, 367715, 398480, 588344, 735430, 1176688, 1250231, 1470860, 2500462, 2941720, 5000924, 5883440, 6251155, 10001848, 12502310, 20003696, 25004620, 50009240, 100018480]

約数ペア:

[(1, 100018480), (2, 50009240), (4, 25004620), (5, 20003696), (8, 12502310), (10, 10001848), (16, 6251155), (17, 5883440), (20, 5000924), (34, 2941720), (40, 2500462), (68, 1470860), (80, 1250231), (85, 1176688), (136, 735430), (170, 588344), (251, 398480), (272, 367715), (293, 341360), (340, 294172), (502, 199240), (586, 170680), (680, 147086), (1004, 99620), (1172, 85340), (1255, 79696), (1360, 73543), (1465, 68272), (2008, 49810), (2344, 42670), (2510, 39848), (2930, 34136), (4016, 24905), (4267, 23440), (4688, 21335), (4981, 20080), (5020, 19924), (5860, 17068), (8534, 11720), (9962, 10040)]