80169700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{743}}^1$

素因数の和:853

約数の個数: 72

約数和(自身を含む): 189862848

約数和(自身を除く): 109693148

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 83, 100, 130, 166, 260, 325, 332, 415, 650, 743, 830, 1079, 1300, 1486, 1660, 2075, 2158, 2972, 3715, 4150, 4316, 5395, 7430, 8300, 9659, 10790, 14860, 18575, 19318, 21580, 26975, 37150, 38636, 48295, 53950, 61669, 74300, 96590, 107900, 123338, 193180, 241475, 246676, 308345, 482950, 616690, 801697, 965900, 1233380, 1541725, 1603394, 3083450, 3206788, 4008485, 6166900, 8016970, 16033940, 20042425, 40084850, 80169700]

約数ペア:

[(1, 80169700), (2, 40084850), (4, 20042425), (5, 16033940), (10, 8016970), (13, 6166900), (20, 4008485), (25, 3206788), (26, 3083450), (50, 1603394), (52, 1541725), (65, 1233380), (83, 965900), (100, 801697), (130, 616690), (166, 482950), (260, 308345), (325, 246676), (332, 241475), (415, 193180), (650, 123338), (743, 107900), (830, 96590), (1079, 74300), (1300, 61669), (1486, 53950), (1660, 48295), (2075, 38636), (2158, 37150), (2972, 26975), (3715, 21580), (4150, 19318), (4316, 18575), (5395, 14860), (7430, 10790), (8300, 9659)]