517288720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{38261}}^1$

素因数の和:38300

約数の個数: 60

約数和(自身を含む): 1302361956

約数和(自身を除く): 785073236

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 38261, 76522, 153044, 191305, 306088, 382610, 497393, 612176, 765220, 994786, 1530440, 1989572, 2486965, 3060880, 3979144, 4973930, 6466109, 7958288, 9947860, 12932218, 19895720, 25864436, 32330545, 39791440, 51728872, 64661090, 103457744, 129322180, 258644360, 517288720]

約数ペア:

[(1, 517288720), (2, 258644360), (4, 129322180), (5, 103457744), (8, 64661090), (10, 51728872), (13, 39791440), (16, 32330545), (20, 25864436), (26, 19895720), (40, 12932218), (52, 9947860), (65, 7958288), (80, 6466109), (104, 4973930), (130, 3979144), (169, 3060880), (208, 2486965), (260, 1989572), (338, 1530440), (520, 994786), (676, 765220), (845, 612176), (1040, 497393), (1352, 382610), (1690, 306088), (2704, 191305), (3380, 153044), (6760, 76522), (13520, 38261)]