28988338630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2621}}^1$

素因数の和:2794

約数の個数: 96

約数和(自身を含む): 57377121120

約数和(自身を除く): 28388782490

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 89, 170, 178, 215, 289, 430, 445, 578, 731, 890, 1445, 1462, 1513, 2621, 2890, 3026, 3655, 3827, 5242, 7310, 7565, 7654, 12427, 13105, 15130, 19135, 24854, 25721, 26210, 38270, 44557, 51442, 62135, 65059, 89114, 112703, 124270, 128605, 130118, 222785, 225406, 233269, 257210, 325295, 445570, 466538, 563515, 650590, 757469, 1106003, 1127030, 1166345, 1514938, 1915951, 2212006, 2332690, 3787345, 3831902, 3965573, 5530015, 7574690, 7931146, 9579755, 10030567, 11060030, 19159510, 19827865, 20061134, 32571167, 39655730, 50152835, 65142334, 67414741, 100305670, 134829482, 162855835, 170519639, 325711670, 337073705, 341039278, 674147410, 852598195, 1705196390, 2898833863, 5797667726, 14494169315, 28988338630]

約数ペア:

[(1, 28988338630), (2, 14494169315), (5, 5797667726), (10, 2898833863), (17, 1705196390), (34, 852598195), (43, 674147410), (85, 341039278), (86, 337073705), (89, 325711670), (170, 170519639), (178, 162855835), (215, 134829482), (289, 100305670), (430, 67414741), (445, 65142334), (578, 50152835), (731, 39655730), (890, 32571167), (1445, 20061134), (1462, 19827865), (1513, 19159510), (2621, 11060030), (2890, 10030567), (3026, 9579755), (3655, 7931146), (3827, 7574690), (5242, 5530015), (7310, 3965573), (7565, 3831902), (7654, 3787345), (12427, 2332690), (13105, 2212006), (15130, 1915951), (19135, 1514938), (24854, 1166345), (25721, 1127030), (26210, 1106003), (38270, 757469), (44557, 650590), (51442, 563515), (62135, 466538), (65059, 445570), (89114, 325295), (112703, 257210), (124270, 233269), (128605, 225406), (130118, 222785)]