74515250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 150115680

約数和(自身を除く): 75600430

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 89, 125, 170, 178, 197, 250, 394, 425, 445, 850, 890, 985, 1513, 1970, 2125, 2225, 3026, 3349, 4250, 4450, 4925, 6698, 7565, 9850, 11125, 15130, 16745, 17533, 22250, 24625, 33490, 35066, 37825, 49250, 75650, 83725, 87665, 167450, 175330, 189125, 298061, 378250, 418625, 438325, 596122, 837250, 876650, 1490305, 2191625, 2980610, 4383250, 7451525, 14903050, 37257625, 74515250]

約数ペア:

[(1, 74515250), (2, 37257625), (5, 14903050), (10, 7451525), (17, 4383250), (25, 2980610), (34, 2191625), (50, 1490305), (85, 876650), (89, 837250), (125, 596122), (170, 438325), (178, 418625), (197, 378250), (250, 298061), (394, 189125), (425, 175330), (445, 167450), (850, 87665), (890, 83725), (985, 75650), (1513, 49250), (1970, 37825), (2125, 35066), (2225, 33490), (3026, 24625), (3349, 22250), (4250, 17533), (4450, 16745), (4925, 15130), (6698, 11125), (7565, 9850)]