80300480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:326

約数の個数: 112

約数和(自身を含む): 209092800

約数和(自身を除く): 128792320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 97, 104, 130, 160, 194, 199, 208, 260, 320, 388, 398, 416, 485, 520, 776, 796, 832, 970, 995, 1040, 1261, 1552, 1592, 1940, 1990, 2080, 2522, 2587, 3104, 3184, 3880, 3980, 4160, 5044, 5174, 6208, 6305, 6368, 7760, 7960, 10088, 10348, 12610, 12736, 12935, 15520, 15920, 19303, 20176, 20696, 25220, 25870, 31040, 31840, 38606, 40352, 41392, 50440, 51740, 63680, 77212, 80704, 82784, 96515, 100880, 103480, 154424, 165568, 193030, 201760, 206960, 250939, 308848, 386060, 403520, 413920, 501878, 617696, 772120, 827840, 1003756, 1235392, 1254695, 1544240, 2007512, 2509390, 3088480, 4015024, 5018780, 6176960, 8030048, 10037560, 16060096, 20075120, 40150240, 80300480]

約数ペア:

[(1, 80300480), (2, 40150240), (4, 20075120), (5, 16060096), (8, 10037560), (10, 8030048), (13, 6176960), (16, 5018780), (20, 4015024), (26, 3088480), (32, 2509390), (40, 2007512), (52, 1544240), (64, 1254695), (65, 1235392), (80, 1003756), (97, 827840), (104, 772120), (130, 617696), (160, 501878), (194, 413920), (199, 403520), (208, 386060), (260, 308848), (320, 250939), (388, 206960), (398, 201760), (416, 193030), (485, 165568), (520, 154424), (776, 103480), (796, 100880), (832, 96515), (970, 82784), (995, 80704), (1040, 77212), (1261, 63680), (1552, 51740), (1592, 50440), (1940, 41392), (1990, 40352), (2080, 38606), (2522, 31840), (2587, 31040), (3104, 25870), (3184, 25220), (3880, 20696), (3980, 20176), (4160, 19303), (5044, 15920), (5174, 15520), (6208, 12935), (6305, 12736), (6368, 12610), (7760, 10348), (7960, 10088)]