508775350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:518

約数の個数: 72

約数和(自身を含む): 1015368048

約数和(自身を除く): 506592698

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 71, 95, 142, 190, 355, 361, 397, 475, 710, 722, 794, 950, 1349, 1775, 1805, 1985, 2698, 3550, 3610, 3970, 6745, 7543, 9025, 9925, 13490, 15086, 18050, 19850, 25631, 28187, 33725, 37715, 51262, 56374, 67450, 75430, 128155, 140935, 143317, 188575, 256310, 281870, 286634, 377150, 535553, 640775, 704675, 716585, 1071106, 1281550, 1409350, 1433170, 2677765, 3582925, 5355530, 7165850, 10175507, 13388825, 20351014, 26777650, 50877535, 101755070, 254387675, 508775350]

約数ペア:

[(1, 508775350), (2, 254387675), (5, 101755070), (10, 50877535), (19, 26777650), (25, 20351014), (38, 13388825), (50, 10175507), (71, 7165850), (95, 5355530), (142, 3582925), (190, 2677765), (355, 1433170), (361, 1409350), (397, 1281550), (475, 1071106), (710, 716585), (722, 704675), (794, 640775), (950, 535553), (1349, 377150), (1775, 286634), (1805, 281870), (1985, 256310), (2698, 188575), (3550, 143317), (3610, 140935), (3970, 128155), (6745, 75430), (7543, 67450), (9025, 56374), (9925, 51262), (13490, 37715), (15086, 33725), (18050, 28187), (19850, 25631)]