80509280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29599}}^1$

素因数の和:29631

約数の個数: 48

約数和(自身を含む): 201398400

約数和(自身を除く): 120889120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 29599, 59198, 118396, 147995, 236792, 295990, 473584, 503183, 591980, 947168, 1006366, 1183960, 2012732, 2367920, 2515915, 4025464, 4735840, 5031830, 8050928, 10063660, 16101856, 20127320, 40254640, 80509280]

約数ペア:

[(1, 80509280), (2, 40254640), (4, 20127320), (5, 16101856), (8, 10063660), (10, 8050928), (16, 5031830), (17, 4735840), (20, 4025464), (32, 2515915), (34, 2367920), (40, 2012732), (68, 1183960), (80, 1006366), (85, 947168), (136, 591980), (160, 503183), (170, 473584), (272, 295990), (340, 236792), (544, 147995), (680, 118396), (1360, 59198), (2720, 29599)]