188663150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:390

約数の個数: 72

約数和(自身を含む): 385990920

約数和(自身を除く): 197327770

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 83, 130, 166, 169, 269, 325, 338, 415, 538, 650, 830, 845, 1079, 1345, 1690, 2075, 2158, 2690, 3497, 4150, 4225, 5395, 6725, 6994, 8450, 10790, 13450, 14027, 17485, 22327, 26975, 28054, 34970, 44654, 45461, 53950, 70135, 87425, 90922, 111635, 140270, 174850, 223270, 227305, 290251, 350675, 454610, 558175, 580502, 701350, 1116350, 1136525, 1451255, 2273050, 2902510, 3773263, 7256275, 7546526, 14512550, 18866315, 37732630, 94331575, 188663150]

約数ペア:

[(1, 188663150), (2, 94331575), (5, 37732630), (10, 18866315), (13, 14512550), (25, 7546526), (26, 7256275), (50, 3773263), (65, 2902510), (83, 2273050), (130, 1451255), (166, 1136525), (169, 1116350), (269, 701350), (325, 580502), (338, 558175), (415, 454610), (538, 350675), (650, 290251), (830, 227305), (845, 223270), (1079, 174850), (1345, 140270), (1690, 111635), (2075, 90922), (2158, 87425), (2690, 70135), (3497, 53950), (4150, 45461), (4225, 44654), (5395, 34970), (6725, 28054), (6994, 26975), (8450, 22327), (10790, 17485), (13450, 14027)]