26466560

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:104

約数の個数: 144

約数和(自身を含む): 70640640

約数和(自身を除く): 44174080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 31, 32, 40, 46, 58, 62, 64, 80, 92, 115, 116, 124, 128, 145, 155, 160, 184, 230, 232, 248, 256, 290, 310, 320, 368, 460, 464, 496, 580, 620, 640, 667, 713, 736, 899, 920, 928, 992, 1160, 1240, 1280, 1334, 1426, 1472, 1798, 1840, 1856, 1984, 2320, 2480, 2668, 2852, 2944, 3335, 3565, 3596, 3680, 3712, 3968, 4495, 4640, 4960, 5336, 5704, 5888, 6670, 7130, 7192, 7360, 7424, 7936, 8990, 9280, 9920, 10672, 11408, 13340, 14260, 14384, 14720, 17980, 18560, 19840, 20677, 21344, 22816, 26680, 28520, 28768, 29440, 35960, 37120, 39680, 41354, 42688, 45632, 53360, 57040, 57536, 71920, 82708, 85376, 91264, 103385, 106720, 114080, 115072, 143840, 165416, 170752, 182528, 206770, 213440, 228160, 230144, 287680, 330832, 413540, 426880, 456320, 575360, 661664, 827080, 853760, 912640, 1150720, 1323328, 1654160, 2646656, 3308320, 5293312, 6616640, 13233280, 26466560]

約数ペア:

[(1, 26466560), (2, 13233280), (4, 6616640), (5, 5293312), (8, 3308320), (10, 2646656), (16, 1654160), (20, 1323328), (23, 1150720), (29, 912640), (31, 853760), (32, 827080), (40, 661664), (46, 575360), (58, 456320), (62, 426880), (64, 413540), (80, 330832), (92, 287680), (115, 230144), (116, 228160), (124, 213440), (128, 206770), (145, 182528), (155, 170752), (160, 165416), (184, 143840), (230, 115072), (232, 114080), (248, 106720), (256, 103385), (290, 91264), (310, 85376), (320, 82708), (368, 71920), (460, 57536), (464, 57040), (496, 53360), (580, 45632), (620, 42688), (640, 41354), (667, 39680), (713, 37120), (736, 35960), (899, 29440), (920, 28768), (928, 28520), (992, 26680), (1160, 22816), (1240, 21344), (1280, 20677), (1334, 19840), (1426, 18560), (1472, 17980), (1798, 14720), (1840, 14384), (1856, 14260), (1984, 13340), (2320, 11408), (2480, 10672), (2668, 9920), (2852, 9280), (2944, 8990), (3335, 7936), (3565, 7424), (3596, 7360), (3680, 7192), (3712, 7130), (3968, 6670), (4495, 5888), (4640, 5704), (4960, 5336)]