49671700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2057

約数の個数: 72

約数和(自身を含む): 122249120

約数和(自身を除く): 72577420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2011, 2470, 4022, 4940, 6175, 8044, 10055, 12350, 20110, 24700, 26143, 38209, 40220, 50275, 52286, 76418, 100550, 104572, 130715, 152836, 191045, 201100, 261430, 382090, 496717, 522860, 653575, 764180, 955225, 993434, 1307150, 1910450, 1986868, 2483585, 2614300, 3820900, 4967170, 9934340, 12417925, 24835850, 49671700]

約数ペア:

[(1, 49671700), (2, 24835850), (4, 12417925), (5, 9934340), (10, 4967170), (13, 3820900), (19, 2614300), (20, 2483585), (25, 1986868), (26, 1910450), (38, 1307150), (50, 993434), (52, 955225), (65, 764180), (76, 653575), (95, 522860), (100, 496717), (130, 382090), (190, 261430), (247, 201100), (260, 191045), (325, 152836), (380, 130715), (475, 104572), (494, 100550), (650, 76418), (950, 52286), (988, 50275), (1235, 40220), (1300, 38209), (1900, 26143), (2011, 24700), (2470, 20110), (4022, 12350), (4940, 10055), (6175, 8044)]