71122900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 108

約数和(自身を含む): 172676448

約数和(自身を除く): 101553548

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 25, 34, 46, 50, 68, 85, 92, 100, 107, 115, 170, 214, 230, 289, 340, 391, 425, 428, 460, 535, 575, 578, 782, 850, 1070, 1150, 1156, 1445, 1564, 1700, 1819, 1955, 2140, 2300, 2461, 2675, 2890, 3638, 3910, 4922, 5350, 5780, 6647, 7225, 7276, 7820, 9095, 9775, 9844, 10700, 12305, 13294, 14450, 18190, 19550, 24610, 26588, 28900, 30923, 33235, 36380, 39100, 41837, 45475, 49220, 61525, 61846, 66470, 83674, 90950, 123050, 123692, 132940, 154615, 166175, 167348, 181900, 209185, 246100, 309230, 332350, 418370, 618460, 664700, 711229, 773075, 836740, 1045925, 1422458, 1546150, 2091850, 2844916, 3092300, 3556145, 4183700, 7112290, 14224580, 17780725, 35561450, 71122900]

約数ペア:

[(1, 71122900), (2, 35561450), (4, 17780725), (5, 14224580), (10, 7112290), (17, 4183700), (20, 3556145), (23, 3092300), (25, 2844916), (34, 2091850), (46, 1546150), (50, 1422458), (68, 1045925), (85, 836740), (92, 773075), (100, 711229), (107, 664700), (115, 618460), (170, 418370), (214, 332350), (230, 309230), (289, 246100), (340, 209185), (391, 181900), (425, 167348), (428, 166175), (460, 154615), (535, 132940), (575, 123692), (578, 123050), (782, 90950), (850, 83674), (1070, 66470), (1150, 61846), (1156, 61525), (1445, 49220), (1564, 45475), (1700, 41837), (1819, 39100), (1955, 36380), (2140, 33235), (2300, 30923), (2461, 28900), (2675, 26588), (2890, 24610), (3638, 19550), (3910, 18190), (4922, 14450), (5350, 13294), (5780, 12305), (6647, 10700), (7225, 9844), (7276, 9775), (7820, 9095)]