889968170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{51473}}^1$

素因数の和:51519

約数の個数: 64

約数和(自身を含む): 2075431680

約数和(自身を除く): 1185463510

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 910, 1235, 1330, 1729, 2470, 3458, 8645, 17290, 51473, 102946, 257365, 360311, 514730, 669149, 720622, 977987, 1338298, 1801555, 1955974, 3345745, 3603110, 4684043, 4889935, 6691490, 6845909, 9368086, 9779870, 12713831, 13691818, 23420215, 25427662, 34229545, 46840430, 63569155, 68459090, 88996817, 127138310, 177993634, 444984085, 889968170]

約数ペア:

[(1, 889968170), (2, 444984085), (5, 177993634), (7, 127138310), (10, 88996817), (13, 68459090), (14, 63569155), (19, 46840430), (26, 34229545), (35, 25427662), (38, 23420215), (65, 13691818), (70, 12713831), (91, 9779870), (95, 9368086), (130, 6845909), (133, 6691490), (182, 4889935), (190, 4684043), (247, 3603110), (266, 3345745), (455, 1955974), (494, 1801555), (665, 1338298), (910, 977987), (1235, 720622), (1330, 669149), (1729, 514730), (2470, 360311), (3458, 257365), (8645, 102946), (17290, 51473)]