61866220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 147470400

約数和(自身を除く): 85604180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 59, 65, 74, 109, 118, 130, 148, 185, 218, 236, 260, 295, 370, 436, 481, 545, 590, 740, 767, 962, 1090, 1180, 1417, 1534, 1924, 2180, 2183, 2405, 2834, 3068, 3835, 4033, 4366, 4810, 5668, 6431, 7085, 7670, 8066, 8732, 9620, 10915, 12862, 14170, 15340, 16132, 20165, 21830, 25724, 28340, 28379, 32155, 40330, 43660, 52429, 56758, 64310, 80660, 83603, 104858, 113516, 128620, 141895, 167206, 209716, 237947, 262145, 283790, 334412, 418015, 475894, 524290, 567580, 836030, 951788, 1048580, 1189735, 1672060, 2379470, 3093311, 4758940, 6186622, 12373244, 15466555, 30933110, 61866220]

約数ペア:

[(1, 61866220), (2, 30933110), (4, 15466555), (5, 12373244), (10, 6186622), (13, 4758940), (20, 3093311), (26, 2379470), (37, 1672060), (52, 1189735), (59, 1048580), (65, 951788), (74, 836030), (109, 567580), (118, 524290), (130, 475894), (148, 418015), (185, 334412), (218, 283790), (236, 262145), (260, 237947), (295, 209716), (370, 167206), (436, 141895), (481, 128620), (545, 113516), (590, 104858), (740, 83603), (767, 80660), (962, 64310), (1090, 56758), (1180, 52429), (1417, 43660), (1534, 40330), (1924, 32155), (2180, 28379), (2183, 28340), (2405, 25724), (2834, 21830), (3068, 20165), (3835, 16132), (4033, 15340), (4366, 14170), (4810, 12862), (5668, 10915), (6431, 9620), (7085, 8732), (7670, 8066)]