681794740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{577}}^1$

素因数の和:769

約数の個数: 96

約数和(自身を含む): 1615033728

約数和(自身を除く): 933238988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 131, 164, 205, 220, 262, 410, 451, 524, 577, 655, 820, 902, 1154, 1310, 1441, 1804, 2255, 2308, 2620, 2882, 2885, 4510, 5371, 5764, 5770, 6347, 7205, 9020, 10742, 11540, 12694, 14410, 21484, 23657, 25388, 26855, 28820, 31735, 47314, 53710, 59081, 63470, 75587, 94628, 107420, 118162, 118285, 126940, 151174, 236324, 236570, 260227, 295405, 302348, 377935, 473140, 520454, 590810, 755870, 831457, 1040908, 1181620, 1301135, 1511740, 1662914, 2602270, 3099067, 3325828, 4157285, 5204540, 6198134, 8314570, 12396268, 15495335, 16629140, 30990670, 34089737, 61981340, 68179474, 136358948, 170448685, 340897370, 681794740]

約数ペア:

[(1, 681794740), (2, 340897370), (4, 170448685), (5, 136358948), (10, 68179474), (11, 61981340), (20, 34089737), (22, 30990670), (41, 16629140), (44, 15495335), (55, 12396268), (82, 8314570), (110, 6198134), (131, 5204540), (164, 4157285), (205, 3325828), (220, 3099067), (262, 2602270), (410, 1662914), (451, 1511740), (524, 1301135), (577, 1181620), (655, 1040908), (820, 831457), (902, 755870), (1154, 590810), (1310, 520454), (1441, 473140), (1804, 377935), (2255, 302348), (2308, 295405), (2620, 260227), (2882, 236570), (2885, 236324), (4510, 151174), (5371, 126940), (5764, 118285), (5770, 118162), (6347, 107420), (7205, 94628), (9020, 75587), (10742, 63470), (11540, 59081), (12694, 53710), (14410, 47314), (21484, 31735), (23657, 28820), (25388, 26855)]