54751160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1272

約数の個数: 64

約数和(自身を含む): 131911200

約数和(自身を除く): 77160040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 380, 488, 610, 760, 1159, 1181, 1220, 2318, 2362, 2440, 4636, 4724, 5795, 5905, 9272, 9448, 11590, 11810, 22439, 23180, 23620, 44878, 46360, 47240, 72041, 89756, 112195, 144082, 179512, 224390, 288164, 360205, 448780, 576328, 720410, 897560, 1368779, 1440820, 2737558, 2881640, 5475116, 6843895, 10950232, 13687790, 27375580, 54751160]

約数ペア:

[(1, 54751160), (2, 27375580), (4, 13687790), (5, 10950232), (8, 6843895), (10, 5475116), (19, 2881640), (20, 2737558), (38, 1440820), (40, 1368779), (61, 897560), (76, 720410), (95, 576328), (122, 448780), (152, 360205), (190, 288164), (244, 224390), (305, 179512), (380, 144082), (488, 112195), (610, 89756), (760, 72041), (1159, 47240), (1181, 46360), (1220, 44878), (2318, 23620), (2362, 23180), (2440, 22439), (4636, 11810), (4724, 11590), (5795, 9448), (5905, 9272)]