77228320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:482

約数の個数: 96

約数和(自身を含む): 198894528

約数和(自身を除く): 121666208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 107, 130, 160, 208, 214, 260, 347, 416, 428, 520, 535, 694, 856, 1040, 1070, 1388, 1391, 1712, 1735, 2080, 2140, 2776, 2782, 3424, 3470, 4280, 4511, 5552, 5564, 6940, 6955, 8560, 9022, 11104, 11128, 13880, 13910, 17120, 18044, 22256, 22555, 27760, 27820, 36088, 37129, 44512, 45110, 55520, 55640, 72176, 74258, 90220, 111280, 144352, 148516, 180440, 185645, 222560, 297032, 360880, 371290, 482677, 594064, 721760, 742580, 965354, 1188128, 1485160, 1930708, 2413385, 2970320, 3861416, 4826770, 5940640, 7722832, 9653540, 15445664, 19307080, 38614160, 77228320]

約数ペア:

[(1, 77228320), (2, 38614160), (4, 19307080), (5, 15445664), (8, 9653540), (10, 7722832), (13, 5940640), (16, 4826770), (20, 3861416), (26, 2970320), (32, 2413385), (40, 1930708), (52, 1485160), (65, 1188128), (80, 965354), (104, 742580), (107, 721760), (130, 594064), (160, 482677), (208, 371290), (214, 360880), (260, 297032), (347, 222560), (416, 185645), (428, 180440), (520, 148516), (535, 144352), (694, 111280), (856, 90220), (1040, 74258), (1070, 72176), (1388, 55640), (1391, 55520), (1712, 45110), (1735, 44512), (2080, 37129), (2140, 36088), (2776, 27820), (2782, 27760), (3424, 22555), (3470, 22256), (4280, 18044), (4511, 17120), (5552, 13910), (5564, 13880), (6940, 11128), (6955, 11104), (8560, 9022)]