89431160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 251596800

約数和(自身を除く): 162165640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 79, 91, 104, 130, 140, 158, 182, 260, 280, 311, 316, 364, 395, 455, 520, 553, 622, 632, 728, 790, 910, 1027, 1106, 1244, 1555, 1580, 1820, 2054, 2177, 2212, 2488, 2765, 3110, 3160, 3640, 4043, 4108, 4354, 4424, 5135, 5530, 6220, 7189, 8086, 8216, 8708, 10270, 10885, 11060, 12440, 14378, 16172, 17416, 20215, 20540, 21770, 22120, 24569, 28301, 28756, 32344, 35945, 40430, 41080, 43540, 49138, 56602, 57512, 71890, 80860, 87080, 98276, 113204, 122845, 141505, 143780, 161720, 171983, 196552, 226408, 245690, 283010, 287560, 319397, 343966, 491380, 566020, 638794, 687932, 859915, 982760, 1132040, 1277588, 1375864, 1596985, 1719830, 2235779, 2555176, 3193970, 3439660, 4471558, 6387940, 6879320, 8943116, 11178895, 12775880, 17886232, 22357790, 44715580, 89431160]

約数ペア:

[(1, 89431160), (2, 44715580), (4, 22357790), (5, 17886232), (7, 12775880), (8, 11178895), (10, 8943116), (13, 6879320), (14, 6387940), (20, 4471558), (26, 3439660), (28, 3193970), (35, 2555176), (40, 2235779), (52, 1719830), (56, 1596985), (65, 1375864), (70, 1277588), (79, 1132040), (91, 982760), (104, 859915), (130, 687932), (140, 638794), (158, 566020), (182, 491380), (260, 343966), (280, 319397), (311, 287560), (316, 283010), (364, 245690), (395, 226408), (455, 196552), (520, 171983), (553, 161720), (622, 143780), (632, 141505), (728, 122845), (790, 113204), (910, 98276), (1027, 87080), (1106, 80860), (1244, 71890), (1555, 57512), (1580, 56602), (1820, 49138), (2054, 43540), (2177, 41080), (2212, 40430), (2488, 35945), (2765, 32344), (3110, 28756), (3160, 28301), (3640, 24569), (4043, 22120), (4108, 21770), (4354, 20540), (4424, 20215), (5135, 17416), (5530, 16172), (6220, 14378), (7189, 12440), (8086, 11060), (8216, 10885), (8708, 10270)]