40041664

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 112

約数和(自身を含む): 96012000

約数和(自身を除く): 55970336

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 64, 68, 76, 104, 136, 149, 152, 208, 221, 247, 272, 298, 304, 323, 416, 442, 494, 544, 596, 608, 646, 832, 884, 988, 1088, 1192, 1216, 1292, 1768, 1937, 1976, 2384, 2533, 2584, 2831, 3536, 3874, 3952, 4199, 4768, 5066, 5168, 5662, 7072, 7748, 7904, 8398, 9536, 10132, 10336, 11324, 14144, 15496, 15808, 16796, 20264, 20672, 22648, 30992, 32929, 33592, 36803, 40528, 45296, 48127, 61984, 65858, 67184, 73606, 81056, 90592, 96254, 123968, 131716, 134368, 147212, 162112, 181184, 192508, 263432, 268736, 294424, 385016, 526864, 588848, 625651, 770032, 1053728, 1177696, 1251302, 1540064, 2107456, 2355392, 2502604, 3080128, 5005208, 10010416, 20020832, 40041664]

約数ペア:

[(1, 40041664), (2, 20020832), (4, 10010416), (8, 5005208), (13, 3080128), (16, 2502604), (17, 2355392), (19, 2107456), (26, 1540064), (32, 1251302), (34, 1177696), (38, 1053728), (52, 770032), (64, 625651), (68, 588848), (76, 526864), (104, 385016), (136, 294424), (149, 268736), (152, 263432), (208, 192508), (221, 181184), (247, 162112), (272, 147212), (298, 134368), (304, 131716), (323, 123968), (416, 96254), (442, 90592), (494, 81056), (544, 73606), (596, 67184), (608, 65858), (646, 61984), (832, 48127), (884, 45296), (988, 40528), (1088, 36803), (1192, 33592), (1216, 32929), (1292, 30992), (1768, 22648), (1937, 20672), (1976, 20264), (2384, 16796), (2533, 15808), (2584, 15496), (2831, 14144), (3536, 11324), (3874, 10336), (3952, 10132), (4199, 9536), (4768, 8398), (5066, 7904), (5168, 7748), (5662, 7072)]