136877900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1275

約数の個数: 72

約数和(自身を含む): 318052560

約数和(自身を除く): 181174660

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 61, 76, 95, 100, 122, 190, 244, 305, 380, 475, 610, 950, 1159, 1181, 1220, 1525, 1900, 2318, 2362, 3050, 4636, 4724, 5795, 5905, 6100, 11590, 11810, 22439, 23180, 23620, 28975, 29525, 44878, 57950, 59050, 72041, 89756, 112195, 115900, 118100, 144082, 224390, 288164, 360205, 448780, 560975, 720410, 1121950, 1368779, 1440820, 1801025, 2243900, 2737558, 3602050, 5475116, 6843895, 7204100, 13687790, 27375580, 34219475, 68438950, 136877900]

約数ペア:

[(1, 136877900), (2, 68438950), (4, 34219475), (5, 27375580), (10, 13687790), (19, 7204100), (20, 6843895), (25, 5475116), (38, 3602050), (50, 2737558), (61, 2243900), (76, 1801025), (95, 1440820), (100, 1368779), (122, 1121950), (190, 720410), (244, 560975), (305, 448780), (380, 360205), (475, 288164), (610, 224390), (950, 144082), (1159, 118100), (1181, 115900), (1220, 112195), (1525, 89756), (1900, 72041), (2318, 59050), (2362, 57950), (3050, 44878), (4636, 29525), (4724, 28975), (5795, 23620), (5905, 23180), (6100, 22439), (11590, 11810)]