80472560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:223

約数の個数: 160

約数和(自身を含む): 231413760

約数和(自身を除く): 150941200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 79, 80, 85, 107, 112, 119, 136, 140, 158, 170, 214, 238, 272, 280, 316, 340, 395, 428, 476, 535, 553, 560, 595, 632, 680, 749, 790, 856, 952, 1070, 1106, 1190, 1264, 1343, 1360, 1498, 1580, 1712, 1819, 1904, 2140, 2212, 2380, 2686, 2765, 2996, 3160, 3638, 3745, 4280, 4424, 4760, 5372, 5530, 5992, 6320, 6715, 7276, 7490, 8453, 8560, 8848, 9095, 9401, 9520, 10744, 11060, 11984, 12733, 13430, 14552, 14980, 16906, 18190, 18802, 21488, 22120, 25466, 26860, 29104, 29960, 33812, 36380, 37604, 42265, 44240, 47005, 50932, 53720, 59171, 59920, 63665, 67624, 72760, 75208, 84530, 94010, 101864, 107440, 118342, 127330, 135248, 143701, 145520, 150416, 169060, 188020, 203728, 236684, 254660, 287402, 295855, 338120, 376040, 473368, 509320, 574804, 591710, 676240, 718505, 752080, 946736, 1005907, 1018640, 1149608, 1183420, 1437010, 2011814, 2299216, 2366840, 2874020, 4023628, 4733680, 5029535, 5748040, 8047256, 10059070, 11496080, 16094512, 20118140, 40236280, 80472560]

約数ペア:

[(1, 80472560), (2, 40236280), (4, 20118140), (5, 16094512), (7, 11496080), (8, 10059070), (10, 8047256), (14, 5748040), (16, 5029535), (17, 4733680), (20, 4023628), (28, 2874020), (34, 2366840), (35, 2299216), (40, 2011814), (56, 1437010), (68, 1183420), (70, 1149608), (79, 1018640), (80, 1005907), (85, 946736), (107, 752080), (112, 718505), (119, 676240), (136, 591710), (140, 574804), (158, 509320), (170, 473368), (214, 376040), (238, 338120), (272, 295855), (280, 287402), (316, 254660), (340, 236684), (395, 203728), (428, 188020), (476, 169060), (535, 150416), (553, 145520), (560, 143701), (595, 135248), (632, 127330), (680, 118342), (749, 107440), (790, 101864), (856, 94010), (952, 84530), (1070, 75208), (1106, 72760), (1190, 67624), (1264, 63665), (1343, 59920), (1360, 59171), (1498, 53720), (1580, 50932), (1712, 47005), (1819, 44240), (1904, 42265), (2140, 37604), (2212, 36380), (2380, 33812), (2686, 29960), (2765, 29104), (2996, 26860), (3160, 25466), (3638, 22120), (3745, 21488), (4280, 18802), (4424, 18190), (4760, 16906), (5372, 14980), (5530, 14552), (5992, 13430), (6320, 12733), (6715, 11984), (7276, 11060), (7490, 10744), (8453, 9520), (8560, 9401), (8848, 9095)]