61274720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:448

約数の個数: 96

約数和(自身を含む): 158124960

約数和(自身を除く): 96850240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 89, 104, 130, 160, 178, 208, 260, 331, 356, 416, 445, 520, 662, 712, 890, 1040, 1157, 1324, 1424, 1655, 1780, 2080, 2314, 2648, 2848, 3310, 3560, 4303, 4628, 5296, 5785, 6620, 7120, 8606, 9256, 10592, 11570, 13240, 14240, 17212, 18512, 21515, 23140, 26480, 29459, 34424, 37024, 43030, 46280, 52960, 58918, 68848, 86060, 92560, 117836, 137696, 147295, 172120, 185120, 235672, 294590, 344240, 382967, 471344, 589180, 688480, 765934, 942688, 1178360, 1531868, 1914835, 2356720, 3063736, 3829670, 4713440, 6127472, 7659340, 12254944, 15318680, 30637360, 61274720]

約数ペア:

[(1, 61274720), (2, 30637360), (4, 15318680), (5, 12254944), (8, 7659340), (10, 6127472), (13, 4713440), (16, 3829670), (20, 3063736), (26, 2356720), (32, 1914835), (40, 1531868), (52, 1178360), (65, 942688), (80, 765934), (89, 688480), (104, 589180), (130, 471344), (160, 382967), (178, 344240), (208, 294590), (260, 235672), (331, 185120), (356, 172120), (416, 147295), (445, 137696), (520, 117836), (662, 92560), (712, 86060), (890, 68848), (1040, 58918), (1157, 52960), (1324, 46280), (1424, 43030), (1655, 37024), (1780, 34424), (2080, 29459), (2314, 26480), (2648, 23140), (2848, 21515), (3310, 18512), (3560, 17212), (4303, 14240), (4628, 13240), (5296, 11570), (5785, 10592), (6620, 9256), (7120, 8606)]