80064320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1153}}^1$

素因数の和:1208

約数の個数: 112

約数和(自身を含む): 225113088

約数和(自身を除く): 145048768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1153, 1240, 1736, 1984, 2170, 2240, 2306, 2480, 3472, 4340, 4612, 4960, 5765, 6944, 8071, 8680, 9224, 9920, 11530, 13888, 16142, 17360, 18448, 23060, 32284, 34720, 35743, 36896, 40355, 46120, 64568, 69440, 71486, 73792, 80710, 92240, 129136, 142972, 161420, 178715, 184480, 250201, 258272, 285944, 322840, 357430, 368960, 500402, 516544, 571888, 645680, 714860, 1000804, 1143776, 1251005, 1291360, 1429720, 2001608, 2287552, 2502010, 2582720, 2859440, 4003216, 5004020, 5718880, 8006432, 10008040, 11437760, 16012864, 20016080, 40032160, 80064320]

約数ペア:

[(1, 80064320), (2, 40032160), (4, 20016080), (5, 16012864), (7, 11437760), (8, 10008040), (10, 8006432), (14, 5718880), (16, 5004020), (20, 4003216), (28, 2859440), (31, 2582720), (32, 2502010), (35, 2287552), (40, 2001608), (56, 1429720), (62, 1291360), (64, 1251005), (70, 1143776), (80, 1000804), (112, 714860), (124, 645680), (140, 571888), (155, 516544), (160, 500402), (217, 368960), (224, 357430), (248, 322840), (280, 285944), (310, 258272), (320, 250201), (434, 184480), (448, 178715), (496, 161420), (560, 142972), (620, 129136), (868, 92240), (992, 80710), (1085, 73792), (1120, 71486), (1153, 69440), (1240, 64568), (1736, 46120), (1984, 40355), (2170, 36896), (2240, 35743), (2306, 34720), (2480, 32284), (3472, 23060), (4340, 18448), (4612, 17360), (4960, 16142), (5765, 13888), (6944, 11530), (8071, 9920), (8680, 9224)]