66853670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 136733184

約数和(自身を除く): 69879514

約数列:

[1, 2, 5, 10, 13, 26, 31, 53, 62, 65, 106, 130, 155, 265, 310, 313, 403, 530, 626, 689, 806, 1378, 1565, 1643, 2015, 3130, 3286, 3445, 4030, 4069, 6890, 8138, 8215, 9703, 16430, 16589, 19406, 20345, 21359, 33178, 40690, 42718, 48515, 82945, 97030, 106795, 126139, 165890, 213590, 215657, 252278, 431314, 514259, 630695, 1028518, 1078285, 1261390, 2156570, 2571295, 5142590, 6685367, 13370734, 33426835, 66853670]

約数ペア:

[(1, 66853670), (2, 33426835), (5, 13370734), (10, 6685367), (13, 5142590), (26, 2571295), (31, 2156570), (53, 1261390), (62, 1078285), (65, 1028518), (106, 630695), (130, 514259), (155, 431314), (265, 252278), (310, 215657), (313, 213590), (403, 165890), (530, 126139), (626, 106795), (689, 97030), (806, 82945), (1378, 48515), (1565, 42718), (1643, 40690), (2015, 33178), (3130, 21359), (3286, 20345), (3445, 19406), (4030, 16589), (4069, 16430), (6890, 9703), (8138, 8215)]