8418900640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{41399}}^1$

素因数の和:41486

約数の個数: 96

約数和(自身を含む): 21032524800

約数和(自身を除く): 12613624160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 80, 82, 124, 155, 160, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 992, 1240, 1271, 1312, 1640, 2480, 2542, 3280, 4960, 5084, 6355, 6560, 10168, 12710, 20336, 25420, 40672, 41399, 50840, 82798, 101680, 165596, 203360, 206995, 331192, 413990, 662384, 827980, 1283369, 1324768, 1655960, 1697359, 2566738, 3311920, 3394718, 5133476, 6416845, 6623840, 6789436, 8486795, 10266952, 12833690, 13578872, 16973590, 20533904, 25667380, 27157744, 33947180, 41067808, 51334760, 52618129, 54315488, 67894360, 102669520, 105236258, 135788720, 205339040, 210472516, 263090645, 271577440, 420945032, 526181290, 841890064, 1052362580, 1683780128, 2104725160, 4209450320, 8418900640]

約数ペア:

[(1, 8418900640), (2, 4209450320), (4, 2104725160), (5, 1683780128), (8, 1052362580), (10, 841890064), (16, 526181290), (20, 420945032), (31, 271577440), (32, 263090645), (40, 210472516), (41, 205339040), (62, 135788720), (80, 105236258), (82, 102669520), (124, 67894360), (155, 54315488), (160, 52618129), (164, 51334760), (205, 41067808), (248, 33947180), (310, 27157744), (328, 25667380), (410, 20533904), (496, 16973590), (620, 13578872), (656, 12833690), (820, 10266952), (992, 8486795), (1240, 6789436), (1271, 6623840), (1312, 6416845), (1640, 5133476), (2480, 3394718), (2542, 3311920), (3280, 2566738), (4960, 1697359), (5084, 1655960), (6355, 1324768), (6560, 1283369), (10168, 827980), (12710, 662384), (20336, 413990), (25420, 331192), (40672, 206995), (41399, 203360), (50840, 165596), (82798, 101680)]