82787260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{347}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 177730560

約数和(自身を除く): 94943300

約数列:

[1, 2, 4, 5, 10, 20, 79, 151, 158, 302, 316, 347, 395, 604, 694, 755, 790, 1388, 1510, 1580, 1735, 3020, 3470, 6940, 11929, 23858, 27413, 47716, 52397, 54826, 59645, 104794, 109652, 119290, 137065, 209588, 238580, 261985, 274130, 523970, 548260, 1047940, 4139363, 8278726, 16557452, 20696815, 41393630, 82787260]

約数ペア:

[(1, 82787260), (2, 41393630), (4, 20696815), (5, 16557452), (10, 8278726), (20, 4139363), (79, 1047940), (151, 548260), (158, 523970), (302, 274130), (316, 261985), (347, 238580), (395, 209588), (604, 137065), (694, 119290), (755, 109652), (790, 104794), (1388, 59645), (1510, 54826), (1580, 52397), (1735, 47716), (3020, 27413), (3470, 23858), (6940, 11929)]