201053840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1993}}^1$

素因数の和:2116

約数の個数: 80

約数和(自身を含む): 508852848

約数和(自身を除く): 307799008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 194, 208, 260, 388, 485, 520, 776, 970, 1040, 1261, 1552, 1940, 1993, 2522, 3880, 3986, 5044, 6305, 7760, 7972, 9965, 10088, 12610, 15944, 19930, 20176, 25220, 25909, 31888, 39860, 50440, 51818, 79720, 100880, 103636, 129545, 159440, 193321, 207272, 259090, 386642, 414544, 518180, 773284, 966605, 1036360, 1546568, 1933210, 2072720, 2513173, 3093136, 3866420, 5026346, 7732840, 10052692, 12565865, 15465680, 20105384, 25131730, 40210768, 50263460, 100526920, 201053840]

約数ペア:

[(1, 201053840), (2, 100526920), (4, 50263460), (5, 40210768), (8, 25131730), (10, 20105384), (13, 15465680), (16, 12565865), (20, 10052692), (26, 7732840), (40, 5026346), (52, 3866420), (65, 3093136), (80, 2513173), (97, 2072720), (104, 1933210), (130, 1546568), (194, 1036360), (208, 966605), (260, 773284), (388, 518180), (485, 414544), (520, 386642), (776, 259090), (970, 207272), (1040, 193321), (1261, 159440), (1552, 129545), (1940, 103636), (1993, 100880), (2522, 79720), (3880, 51818), (3986, 50440), (5044, 39860), (6305, 31888), (7760, 25909), (7972, 25220), (9965, 20176), (10088, 19930), (12610, 15944)]