81413550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{227}}^1\times {\mathrm{797}}^1$

素因数の和:1042

約数の個数: 72

約数和(自身を含む): 219970296

約数和(自身を除く): 138556746

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 227, 450, 454, 681, 797, 1135, 1362, 1594, 2043, 2270, 2391, 3405, 3985, 4086, 4782, 5675, 6810, 7173, 7970, 10215, 11350, 11955, 14346, 17025, 19925, 20430, 23910, 34050, 35865, 39850, 51075, 59775, 71730, 102150, 119550, 179325, 180919, 358650, 361838, 542757, 904595, 1085514, 1628271, 1809190, 2713785, 3256542, 4522975, 5427570, 8141355, 9045950, 13568925, 16282710, 27137850, 40706775, 81413550]

約数ペア:

[(1, 81413550), (2, 40706775), (3, 27137850), (5, 16282710), (6, 13568925), (9, 9045950), (10, 8141355), (15, 5427570), (18, 4522975), (25, 3256542), (30, 2713785), (45, 1809190), (50, 1628271), (75, 1085514), (90, 904595), (150, 542757), (225, 361838), (227, 358650), (450, 180919), (454, 179325), (681, 119550), (797, 102150), (1135, 71730), (1362, 59775), (1594, 51075), (2043, 39850), (2270, 35865), (2391, 34050), (3405, 23910), (3985, 20430), (4086, 19925), (4782, 17025), (5675, 14346), (6810, 11955), (7173, 11350), (7970, 10215)]