219793750

素因数分解:

$2^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 472469760

約数和(自身を除く): 252676010

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 125, 139, 230, 250, 253, 275, 278, 506, 550, 575, 625, 695, 1150, 1250, 1265, 1375, 1390, 1529, 2530, 2750, 2875, 3058, 3125, 3197, 3475, 5750, 6250, 6325, 6394, 6875, 6950, 7645, 12650, 13750, 14375, 15290, 15985, 17375, 28750, 31625, 31970, 34375, 34750, 35167, 38225, 63250, 68750, 70334, 71875, 76450, 79925, 86875, 143750, 158125, 159850, 173750, 175835, 191125, 316250, 351670, 382250, 399625, 434375, 790625, 799250, 868750, 879175, 955625, 1581250, 1758350, 1911250, 1998125, 3996250, 4395875, 4778125, 8791750, 9556250, 9990625, 19981250, 21979375, 43958750, 109896875, 219793750]

約数ペア:

[(1, 219793750), (2, 109896875), (5, 43958750), (10, 21979375), (11, 19981250), (22, 9990625), (23, 9556250), (25, 8791750), (46, 4778125), (50, 4395875), (55, 3996250), (110, 1998125), (115, 1911250), (125, 1758350), (139, 1581250), (230, 955625), (250, 879175), (253, 868750), (275, 799250), (278, 790625), (506, 434375), (550, 399625), (575, 382250), (625, 351670), (695, 316250), (1150, 191125), (1250, 175835), (1265, 173750), (1375, 159850), (1390, 158125), (1529, 143750), (2530, 86875), (2750, 79925), (2875, 76450), (3058, 71875), (3125, 70334), (3197, 68750), (3475, 63250), (5750, 38225), (6250, 35167), (6325, 34750), (6394, 34375), (6875, 31970), (6950, 31625), (7645, 28750), (12650, 17375), (13750, 15985), (14375, 15290)]