31875870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:154

約数の個数: 96

約数和(自身を含む): 86452128

約数和(自身を除く): 54576258

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 47, 65, 74, 78, 94, 111, 130, 141, 185, 195, 222, 235, 282, 370, 390, 470, 481, 555, 611, 705, 962, 1110, 1222, 1410, 1443, 1739, 1833, 2209, 2405, 2886, 3055, 3478, 3666, 4418, 4810, 5217, 6110, 6627, 7215, 8695, 9165, 10434, 11045, 13254, 14430, 17390, 18330, 22090, 22607, 26085, 28717, 33135, 45214, 52170, 57434, 66270, 67821, 81733, 86151, 113035, 135642, 143585, 163466, 172302, 226070, 245199, 287170, 339105, 408665, 430755, 490398, 678210, 817330, 861510, 1062529, 1225995, 2125058, 2451990, 3187587, 5312645, 6375174, 10625290, 15937935, 31875870]

約数ペア:

[(1, 31875870), (2, 15937935), (3, 10625290), (5, 6375174), (6, 5312645), (10, 3187587), (13, 2451990), (15, 2125058), (26, 1225995), (30, 1062529), (37, 861510), (39, 817330), (47, 678210), (65, 490398), (74, 430755), (78, 408665), (94, 339105), (111, 287170), (130, 245199), (141, 226070), (185, 172302), (195, 163466), (222, 143585), (235, 135642), (282, 113035), (370, 86151), (390, 81733), (470, 67821), (481, 66270), (555, 57434), (611, 52170), (705, 45214), (962, 33135), (1110, 28717), (1222, 26085), (1410, 22607), (1443, 22090), (1739, 18330), (1833, 17390), (2209, 14430), (2405, 13254), (2886, 11045), (3055, 10434), (3478, 9165), (3666, 8695), (4418, 7215), (4810, 6627), (5217, 6110)]