65840944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{907}}^1$

素因数の和:1277

約数の個数: 40

約数和(自身を含む): 137925200

約数和(自身を除く): 72084256

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 349, 698, 907, 1396, 1814, 2792, 3628, 4537, 5584, 7256, 9074, 11791, 14512, 18148, 23582, 36296, 47164, 72592, 94328, 188656, 316543, 633086, 1266172, 2532344, 4115059, 5064688, 8230118, 16460236, 32920472, 65840944]

約数ペア:

[(1, 65840944), (2, 32920472), (4, 16460236), (8, 8230118), (13, 5064688), (16, 4115059), (26, 2532344), (52, 1266172), (104, 633086), (208, 316543), (349, 188656), (698, 94328), (907, 72592), (1396, 47164), (1814, 36296), (2792, 23582), (3628, 18148), (4537, 14512), (5584, 11791), (7256, 9074)]