90138080

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1069}}^1$

素因数の和:1132

約数の個数: 96

約数和(自身を含む): 232968960

約数和(自身を除く): 142830880

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, 1069, 1240, 1360, 2108, 2138, 2480, 2635, 2720, 4216, 4276, 4960, 5270, 5345, 8432, 8552, 10540, 10690, 16864, 17104, 18173, 21080, 21380, 33139, 34208, 36346, 42160, 42760, 66278, 72692, 84320, 85520, 90865, 132556, 145384, 165695, 171040, 181730, 265112, 290768, 331390, 363460, 530224, 563363, 581536, 662780, 726920, 1060448, 1126726, 1325560, 1453840, 2253452, 2651120, 2816815, 2907680, 4506904, 5302240, 5633630, 9013808, 11267260, 18027616, 22534520, 45069040, 90138080]

約数ペア:

[(1, 90138080), (2, 45069040), (4, 22534520), (5, 18027616), (8, 11267260), (10, 9013808), (16, 5633630), (17, 5302240), (20, 4506904), (31, 2907680), (32, 2816815), (34, 2651120), (40, 2253452), (62, 1453840), (68, 1325560), (80, 1126726), (85, 1060448), (124, 726920), (136, 662780), (155, 581536), (160, 563363), (170, 530224), (248, 363460), (272, 331390), (310, 290768), (340, 265112), (496, 181730), (527, 171040), (544, 165695), (620, 145384), (680, 132556), (992, 90865), (1054, 85520), (1069, 84320), (1240, 72692), (1360, 66278), (2108, 42760), (2138, 42160), (2480, 36346), (2635, 34208), (2720, 33139), (4216, 21380), (4276, 21080), (4960, 18173), (5270, 17104), (5345, 16864), (8432, 10690), (8552, 10540)]