64753280

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 166561920

約数和(自身を除く): 101808640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 53, 64, 80, 83, 92, 106, 115, 128, 160, 166, 184, 212, 230, 265, 320, 332, 368, 415, 424, 460, 530, 640, 664, 736, 830, 848, 920, 1060, 1219, 1328, 1472, 1660, 1696, 1840, 1909, 2120, 2438, 2656, 2944, 3320, 3392, 3680, 3818, 4240, 4399, 4876, 5312, 6095, 6640, 6784, 7360, 7636, 8480, 8798, 9545, 9752, 10624, 12190, 13280, 14720, 15272, 16960, 17596, 19090, 19504, 21995, 24380, 26560, 30544, 33920, 35192, 38180, 39008, 43990, 48760, 53120, 61088, 70384, 76360, 78016, 87980, 97520, 101177, 122176, 140768, 152720, 156032, 175960, 195040, 202354, 244352, 281536, 305440, 351920, 390080, 404708, 505885, 563072, 610880, 703840, 780160, 809416, 1011770, 1221760, 1407680, 1618832, 2023540, 2815360, 3237664, 4047080, 6475328, 8094160, 12950656, 16188320, 32376640, 64753280]

約数ペア:

[(1, 64753280), (2, 32376640), (4, 16188320), (5, 12950656), (8, 8094160), (10, 6475328), (16, 4047080), (20, 3237664), (23, 2815360), (32, 2023540), (40, 1618832), (46, 1407680), (53, 1221760), (64, 1011770), (80, 809416), (83, 780160), (92, 703840), (106, 610880), (115, 563072), (128, 505885), (160, 404708), (166, 390080), (184, 351920), (212, 305440), (230, 281536), (265, 244352), (320, 202354), (332, 195040), (368, 175960), (415, 156032), (424, 152720), (460, 140768), (530, 122176), (640, 101177), (664, 97520), (736, 87980), (830, 78016), (848, 76360), (920, 70384), (1060, 61088), (1219, 53120), (1328, 48760), (1472, 43990), (1660, 39008), (1696, 38180), (1840, 35192), (1909, 33920), (2120, 30544), (2438, 26560), (2656, 24380), (2944, 21995), (3320, 19504), (3392, 19090), (3680, 17596), (3818, 16960), (4240, 15272), (4399, 14720), (4876, 13280), (5312, 12190), (6095, 10624), (6640, 9752), (6784, 9545), (7360, 8798), (7636, 8480)]