256216550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7187}}^1$

素因数の和:7253

約数の個数: 48

約数和(自身を含む): 513395712

約数和(自身を除く): 257179162

約数列:

[1, 2, 5, 10, 23, 25, 31, 46, 50, 62, 115, 155, 230, 310, 575, 713, 775, 1150, 1426, 1550, 3565, 7130, 7187, 14374, 17825, 35650, 35935, 71870, 165301, 179675, 222797, 330602, 359350, 445594, 826505, 1113985, 1653010, 2227970, 4132525, 5124331, 5569925, 8265050, 10248662, 11139850, 25621655, 51243310, 128108275, 256216550]

約数ペア:

[(1, 256216550), (2, 128108275), (5, 51243310), (10, 25621655), (23, 11139850), (25, 10248662), (31, 8265050), (46, 5569925), (50, 5124331), (62, 4132525), (115, 2227970), (155, 1653010), (230, 1113985), (310, 826505), (575, 445594), (713, 359350), (775, 330602), (1150, 222797), (1426, 179675), (1550, 165301), (3565, 71870), (7130, 35935), (7187, 35650), (14374, 17825)]