81445650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3797}}^1$

素因数の和:3836

約数の個数: 96

約数和(自身を含む): 237359808

約数和(自身を除く): 155914158

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 30, 33, 39, 50, 55, 65, 66, 75, 78, 110, 130, 143, 150, 165, 195, 275, 286, 325, 330, 390, 429, 550, 650, 715, 825, 858, 975, 1430, 1650, 1950, 2145, 3575, 3797, 4290, 7150, 7594, 10725, 11391, 18985, 21450, 22782, 37970, 41767, 49361, 56955, 83534, 94925, 98722, 113910, 125301, 148083, 189850, 208835, 246805, 250602, 284775, 296166, 417670, 493610, 542971, 569550, 626505, 740415, 1044175, 1085942, 1234025, 1253010, 1480830, 1628913, 2088350, 2468050, 2714855, 3132525, 3257826, 3702075, 5429710, 6265050, 7404150, 8144565, 13574275, 16289130, 27148550, 40722825, 81445650]

約数ペア:

[(1, 81445650), (2, 40722825), (3, 27148550), (5, 16289130), (6, 13574275), (10, 8144565), (11, 7404150), (13, 6265050), (15, 5429710), (22, 3702075), (25, 3257826), (26, 3132525), (30, 2714855), (33, 2468050), (39, 2088350), (50, 1628913), (55, 1480830), (65, 1253010), (66, 1234025), (75, 1085942), (78, 1044175), (110, 740415), (130, 626505), (143, 569550), (150, 542971), (165, 493610), (195, 417670), (275, 296166), (286, 284775), (325, 250602), (330, 246805), (390, 208835), (429, 189850), (550, 148083), (650, 125301), (715, 113910), (825, 98722), (858, 94925), (975, 83534), (1430, 56955), (1650, 49361), (1950, 41767), (2145, 37970), (3575, 22782), (3797, 21450), (4290, 18985), (7150, 11391), (7594, 10725)]