91901290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1351

約数の個数: 64

約数和(自身を含む): 194140800

約数和(自身を除く): 102239510

約数列:

[1, 2, 5, 10, 13, 19, 26, 29, 38, 58, 65, 95, 130, 145, 190, 247, 290, 377, 494, 551, 754, 1102, 1235, 1283, 1885, 2470, 2566, 2755, 3770, 5510, 6415, 7163, 12830, 14326, 16679, 24377, 33358, 35815, 37207, 48754, 71630, 74414, 83395, 121885, 166790, 186035, 243770, 316901, 372070, 483691, 633802, 706933, 967382, 1413866, 1584505, 2418455, 3169010, 3534665, 4836910, 7069330, 9190129, 18380258, 45950645, 91901290]

約数ペア:

[(1, 91901290), (2, 45950645), (5, 18380258), (10, 9190129), (13, 7069330), (19, 4836910), (26, 3534665), (29, 3169010), (38, 2418455), (58, 1584505), (65, 1413866), (95, 967382), (130, 706933), (145, 633802), (190, 483691), (247, 372070), (290, 316901), (377, 243770), (494, 186035), (551, 166790), (754, 121885), (1102, 83395), (1235, 74414), (1283, 71630), (1885, 48754), (2470, 37207), (2566, 35815), (2755, 33358), (3770, 24377), (5510, 16679), (6415, 14326), (7163, 12830)]