2220696575

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{977}}^1$

素因数の和:1136

約数の個数: 48

約数和(自身を含む): 2968738560

約数和(自身を除く): 748041985

約数列:

[1, 5, 23, 25, 59, 67, 115, 295, 335, 575, 977, 1357, 1475, 1541, 1675, 3953, 4885, 6785, 7705, 19765, 22471, 24425, 33925, 38525, 57643, 65459, 90919, 98825, 112355, 288215, 327295, 454595, 561775, 1325789, 1441075, 1505557, 1636475, 2272975, 3862081, 6628945, 7527785, 19310405, 33144725, 37638925, 88827863, 96552025, 444139315, 2220696575]

約数ペア:

[(1, 2220696575), (5, 444139315), (23, 96552025), (25, 88827863), (59, 37638925), (67, 33144725), (115, 19310405), (295, 7527785), (335, 6628945), (575, 3862081), (977, 2272975), (1357, 1636475), (1475, 1505557), (1541, 1441075), (1675, 1325789), (3953, 561775), (4885, 454595), (6785, 327295), (7705, 288215), (19765, 112355), (22471, 98825), (24425, 90919), (33925, 65459), (38525, 57643)]