70989970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{4013}}^1$

素因数の和:4110

約数の個数: 32

約数和(自身を含む): 134388720

約数和(自身を除く): 63398750

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 610, 1769, 3538, 4013, 8026, 8845, 17690, 20065, 40130, 116377, 232754, 244793, 489586, 581885, 1163770, 1223965, 2447930, 7098997, 14197994, 35494985, 70989970]

約数ペア:

[(1, 70989970), (2, 35494985), (5, 14197994), (10, 7098997), (29, 2447930), (58, 1223965), (61, 1163770), (122, 581885), (145, 489586), (290, 244793), (305, 232754), (610, 116377), (1769, 40130), (3538, 20065), (4013, 17690), (8026, 8845)]