80920884070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{30829}}^1$

素因数の和:31241

約数の個数: 64

約数和(自身を含む): 159920389440

約数和(自身を除く): 78999505370

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 331, 610, 662, 793, 1586, 1655, 3310, 3965, 4303, 7930, 8606, 20191, 21515, 30829, 40382, 43030, 61658, 100955, 154145, 201910, 262483, 308290, 400777, 524966, 801554, 1312415, 1880569, 2003885, 2624830, 3761138, 4007770, 9402845, 10204399, 18805690, 20408798, 24447397, 48894794, 51021995, 102043990, 122236985, 132657187, 244473970, 265314374, 622468339, 663285935, 1244936678, 1326571870, 3112341695, 6224683390, 8092088407, 16184176814, 40460442035, 80920884070]

約数ペア:

[(1, 80920884070), (2, 40460442035), (5, 16184176814), (10, 8092088407), (13, 6224683390), (26, 3112341695), (61, 1326571870), (65, 1244936678), (122, 663285935), (130, 622468339), (305, 265314374), (331, 244473970), (610, 132657187), (662, 122236985), (793, 102043990), (1586, 51021995), (1655, 48894794), (3310, 24447397), (3965, 20408798), (4303, 18805690), (7930, 10204399), (8606, 9402845), (20191, 4007770), (21515, 3761138), (30829, 2624830), (40382, 2003885), (43030, 1880569), (61658, 1312415), (100955, 801554), (154145, 524966), (201910, 400777), (262483, 308290)]