615162050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:420

約数の個数: 72

約数和(自身を含む): 1220737716

約数和(自身を除く): 605575666

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 173, 190, 197, 346, 361, 394, 475, 722, 865, 950, 985, 1730, 1805, 1970, 3287, 3610, 3743, 4325, 4925, 6574, 7486, 8650, 9025, 9850, 16435, 18050, 18715, 32870, 34081, 37430, 62453, 68162, 71117, 82175, 93575, 124906, 142234, 164350, 170405, 187150, 312265, 340810, 355585, 624530, 647539, 711170, 852025, 1295078, 1561325, 1704050, 1777925, 3122650, 3237695, 3555850, 6475390, 12303241, 16188475, 24606482, 32376950, 61516205, 123032410, 307581025, 615162050]

約数ペア:

[(1, 615162050), (2, 307581025), (5, 123032410), (10, 61516205), (19, 32376950), (25, 24606482), (38, 16188475), (50, 12303241), (95, 6475390), (173, 3555850), (190, 3237695), (197, 3122650), (346, 1777925), (361, 1704050), (394, 1561325), (475, 1295078), (722, 852025), (865, 711170), (950, 647539), (985, 624530), (1730, 355585), (1805, 340810), (1970, 312265), (3287, 187150), (3610, 170405), (3743, 164350), (4325, 142234), (4925, 124906), (6574, 93575), (7486, 82175), (8650, 71117), (9025, 68162), (9850, 62453), (16435, 37430), (18050, 34081), (18715, 32870)]