51214790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 108490752

約数和(自身を除く): 57275962

約数列:

[1, 2, 5, 10, 11, 22, 23, 31, 46, 55, 62, 110, 115, 155, 230, 253, 310, 341, 506, 653, 682, 713, 1265, 1306, 1426, 1705, 2530, 3265, 3410, 3565, 6530, 7130, 7183, 7843, 14366, 15019, 15686, 20243, 30038, 35915, 39215, 40486, 71830, 75095, 78430, 101215, 150190, 165209, 202430, 222673, 330418, 445346, 465589, 826045, 931178, 1113365, 1652090, 2226730, 2327945, 4655890, 5121479, 10242958, 25607395, 51214790]

約数ペア:

[(1, 51214790), (2, 25607395), (5, 10242958), (10, 5121479), (11, 4655890), (22, 2327945), (23, 2226730), (31, 1652090), (46, 1113365), (55, 931178), (62, 826045), (110, 465589), (115, 445346), (155, 330418), (230, 222673), (253, 202430), (310, 165209), (341, 150190), (506, 101215), (653, 78430), (682, 75095), (713, 71830), (1265, 40486), (1306, 39215), (1426, 35915), (1705, 30038), (2530, 20243), (3265, 15686), (3410, 15019), (3565, 14366), (6530, 7843), (7130, 7183)]