7129245320

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{15287}}^1$

素因数の和:15518

約数の個数: 64

約数和(自身を含む): 16345929600

約数和(自身を除く): 9216684280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 131, 178, 262, 356, 445, 524, 655, 712, 890, 1048, 1310, 1780, 2620, 3560, 5240, 11659, 15287, 23318, 30574, 46636, 58295, 61148, 76435, 93272, 116590, 122296, 152870, 233180, 305740, 466360, 611480, 1360543, 2002597, 2721086, 4005194, 5442172, 6802715, 8010388, 10012985, 10884344, 13605430, 16020776, 20025970, 27210860, 40051940, 54421720, 80103880, 178231133, 356462266, 712924532, 891155665, 1425849064, 1782311330, 3564622660, 7129245320]

約数ペア:

[(1, 7129245320), (2, 3564622660), (4, 1782311330), (5, 1425849064), (8, 891155665), (10, 712924532), (20, 356462266), (40, 178231133), (89, 80103880), (131, 54421720), (178, 40051940), (262, 27210860), (356, 20025970), (445, 16020776), (524, 13605430), (655, 10884344), (712, 10012985), (890, 8010388), (1048, 6802715), (1310, 5442172), (1780, 4005194), (2620, 2721086), (3560, 2002597), (5240, 1360543), (11659, 611480), (15287, 466360), (23318, 305740), (30574, 233180), (46636, 152870), (58295, 122296), (61148, 116590), (76435, 93272)]