81235032892

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{31}}^2\times {\mathrm{9619}}^1$

素因数の和:9724

約数の個数: 72

約数和(自身を含む): 159147315600

約数和(自身を除く): 77912282708

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 676, 806, 961, 1612, 1922, 2197, 3844, 4394, 5239, 8788, 9619, 10478, 12493, 19238, 20956, 24986, 38476, 49972, 68107, 125047, 136214, 162409, 250094, 272428, 298189, 324818, 500188, 596378, 649636, 1192756, 1625611, 2111317, 3251222, 3876457, 4222634, 6502444, 7752914, 8445268, 9243859, 15505828, 18487718, 21132943, 36975436, 42265886, 50393941, 84531772, 100787882, 120170167, 201575764, 240340334, 480680668, 655121233, 1310242466, 1562212171, 2620484932, 3124424342, 6248848684, 20308758223, 40617516446, 81235032892]

約数ペア:

[(1, 81235032892), (2, 40617516446), (4, 20308758223), (13, 6248848684), (26, 3124424342), (31, 2620484932), (52, 1562212171), (62, 1310242466), (124, 655121233), (169, 480680668), (338, 240340334), (403, 201575764), (676, 120170167), (806, 100787882), (961, 84531772), (1612, 50393941), (1922, 42265886), (2197, 36975436), (3844, 21132943), (4394, 18487718), (5239, 15505828), (8788, 9243859), (9619, 8445268), (10478, 7752914), (12493, 6502444), (19238, 4222634), (20956, 3876457), (24986, 3251222), (38476, 2111317), (49972, 1625611), (68107, 1192756), (125047, 649636), (136214, 596378), (162409, 500188), (250094, 324818), (272428, 298189)]