258103520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3061}}^1$

素因数の和:3124

約数の個数: 96

約数和(自身を含む): 666683136

約数和(自身を除く): 408579616

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 340, 496, 527, 544, 620, 680, 992, 1054, 1240, 1360, 2108, 2480, 2635, 2720, 3061, 4216, 4960, 5270, 6122, 8432, 10540, 12244, 15305, 16864, 21080, 24488, 30610, 42160, 48976, 52037, 61220, 84320, 94891, 97952, 104074, 122440, 189782, 208148, 244880, 260185, 379564, 416296, 474455, 489760, 520370, 759128, 832592, 948910, 1040740, 1518256, 1613147, 1665184, 1897820, 2081480, 3036512, 3226294, 3795640, 4162960, 6452588, 7591280, 8065735, 8325920, 12905176, 15182560, 16131470, 25810352, 32262940, 51620704, 64525880, 129051760, 258103520]

約数ペア:

[(1, 258103520), (2, 129051760), (4, 64525880), (5, 51620704), (8, 32262940), (10, 25810352), (16, 16131470), (17, 15182560), (20, 12905176), (31, 8325920), (32, 8065735), (34, 7591280), (40, 6452588), (62, 4162960), (68, 3795640), (80, 3226294), (85, 3036512), (124, 2081480), (136, 1897820), (155, 1665184), (160, 1613147), (170, 1518256), (248, 1040740), (272, 948910), (310, 832592), (340, 759128), (496, 520370), (527, 489760), (544, 474455), (620, 416296), (680, 379564), (992, 260185), (1054, 244880), (1240, 208148), (1360, 189782), (2108, 122440), (2480, 104074), (2635, 97952), (2720, 94891), (3061, 84320), (4216, 61220), (4960, 52037), (5270, 48976), (6122, 42160), (8432, 30610), (10540, 24488), (12244, 21080), (15305, 16864)]