98990720

素因数分解:

$2^7\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1129}}^1$

素因数の和:1285

約数の個数: 64

約数和(自身を含む): 238588200

約数和(自身を除く): 139597480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 274, 320, 548, 640, 685, 1096, 1129, 1370, 2192, 2258, 2740, 4384, 4516, 5480, 5645, 8768, 9032, 10960, 11290, 17536, 18064, 21920, 22580, 36128, 43840, 45160, 72256, 87680, 90320, 144512, 154673, 180640, 309346, 361280, 618692, 722560, 773365, 1237384, 1546730, 2474768, 3093460, 4949536, 6186920, 9899072, 12373840, 19798144, 24747680, 49495360, 98990720]

約数ペア:

[(1, 98990720), (2, 49495360), (4, 24747680), (5, 19798144), (8, 12373840), (10, 9899072), (16, 6186920), (20, 4949536), (32, 3093460), (40, 2474768), (64, 1546730), (80, 1237384), (128, 773365), (137, 722560), (160, 618692), (274, 361280), (320, 309346), (548, 180640), (640, 154673), (685, 144512), (1096, 90320), (1129, 87680), (1370, 72256), (2192, 45160), (2258, 43840), (2740, 36128), (4384, 22580), (4516, 21920), (5480, 18064), (5645, 17536), (8768, 11290), (9032, 10960)]