789522500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1429}}^1$

素因数の和:1483

約数の個数: 120

約数和(自身を含む): 1970088120

約数和(自身を除く): 1180565620

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 125, 130, 170, 221, 250, 260, 325, 340, 425, 442, 500, 625, 650, 850, 884, 1105, 1250, 1300, 1429, 1625, 1700, 2125, 2210, 2500, 2858, 3250, 4250, 4420, 5525, 5716, 6500, 7145, 8125, 8500, 10625, 11050, 14290, 16250, 18577, 21250, 22100, 24293, 27625, 28580, 32500, 35725, 37154, 42500, 48586, 55250, 71450, 74308, 92885, 97172, 110500, 121465, 138125, 142900, 178625, 185770, 242930, 276250, 315809, 357250, 371540, 464425, 485860, 552500, 607325, 631618, 714500, 893125, 928850, 1214650, 1263236, 1579045, 1786250, 1857700, 2322125, 2429300, 3036625, 3158090, 3572500, 4644250, 6073250, 6316180, 7895225, 9288500, 11610625, 12146500, 15183125, 15790450, 23221250, 30366250, 31580900, 39476125, 46442500, 60732500, 78952250, 157904500, 197380625, 394761250, 789522500]

約数ペア:

[(1, 789522500), (2, 394761250), (4, 197380625), (5, 157904500), (10, 78952250), (13, 60732500), (17, 46442500), (20, 39476125), (25, 31580900), (26, 30366250), (34, 23221250), (50, 15790450), (52, 15183125), (65, 12146500), (68, 11610625), (85, 9288500), (100, 7895225), (125, 6316180), (130, 6073250), (170, 4644250), (221, 3572500), (250, 3158090), (260, 3036625), (325, 2429300), (340, 2322125), (425, 1857700), (442, 1786250), (500, 1579045), (625, 1263236), (650, 1214650), (850, 928850), (884, 893125), (1105, 714500), (1250, 631618), (1300, 607325), (1429, 552500), (1625, 485860), (1700, 464425), (2125, 371540), (2210, 357250), (2500, 315809), (2858, 276250), (3250, 242930), (4250, 185770), (4420, 178625), (5525, 142900), (5716, 138125), (6500, 121465), (7145, 110500), (8125, 97172), (8500, 92885), (10625, 74308), (11050, 71450), (14290, 55250), (16250, 48586), (18577, 42500), (21250, 37154), (22100, 35725), (24293, 32500), (27625, 28580)]