80654860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28201}}^1$

素因数の和:28234

約数の個数: 48

約数和(自身を含む): 198993312

約数和(自身を除く): 118338452

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 28201, 56402, 112804, 141005, 282010, 310211, 366613, 564020, 620422, 733226, 1240844, 1466452, 1551055, 1833065, 3102110, 3666130, 4032743, 6204220, 7332260, 8065486, 16130972, 20163715, 40327430, 80654860]

約数ペア:

[(1, 80654860), (2, 40327430), (4, 20163715), (5, 16130972), (10, 8065486), (11, 7332260), (13, 6204220), (20, 4032743), (22, 3666130), (26, 3102110), (44, 1833065), (52, 1551055), (55, 1466452), (65, 1240844), (110, 733226), (130, 620422), (143, 564020), (220, 366613), (260, 310211), (286, 282010), (572, 141005), (715, 112804), (1430, 56402), (2860, 28201)]