80373440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:754

約数の個数: 112

約数和(自身を含む): 223186752

約数和(自身を除く): 142813312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 140, 160, 212, 224, 265, 280, 320, 371, 424, 448, 530, 560, 677, 742, 848, 1060, 1120, 1354, 1484, 1696, 1855, 2120, 2240, 2708, 2968, 3385, 3392, 3710, 4240, 4739, 5416, 5936, 6770, 7420, 8480, 9478, 10832, 11872, 13540, 14840, 16960, 18956, 21664, 23695, 23744, 27080, 29680, 35881, 37912, 43328, 47390, 54160, 59360, 71762, 75824, 94780, 108320, 118720, 143524, 151648, 179405, 189560, 216640, 251167, 287048, 303296, 358810, 379120, 502334, 574096, 717620, 758240, 1004668, 1148192, 1255835, 1435240, 1516480, 2009336, 2296384, 2511670, 2870480, 4018672, 5023340, 5740960, 8037344, 10046680, 11481920, 16074688, 20093360, 40186720, 80373440]

約数ペア:

[(1, 80373440), (2, 40186720), (4, 20093360), (5, 16074688), (7, 11481920), (8, 10046680), (10, 8037344), (14, 5740960), (16, 5023340), (20, 4018672), (28, 2870480), (32, 2511670), (35, 2296384), (40, 2009336), (53, 1516480), (56, 1435240), (64, 1255835), (70, 1148192), (80, 1004668), (106, 758240), (112, 717620), (140, 574096), (160, 502334), (212, 379120), (224, 358810), (265, 303296), (280, 287048), (320, 251167), (371, 216640), (424, 189560), (448, 179405), (530, 151648), (560, 143524), (677, 118720), (742, 108320), (848, 94780), (1060, 75824), (1120, 71762), (1354, 59360), (1484, 54160), (1696, 47390), (1855, 43328), (2120, 37912), (2240, 35881), (2708, 29680), (2968, 27080), (3385, 23744), (3392, 23695), (3710, 21664), (4240, 18956), (4739, 16960), (5416, 14840), (5936, 13540), (6770, 11872), (7420, 10832), (8480, 9478)]