131958320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4093}}^1$

素因数の和:4150

約数の個数: 80

約数和(自身を含む): 341144832

約数和(自身を除く): 209186512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 4093, 6448, 8060, 8186, 16120, 16372, 20465, 32240, 32744, 40930, 53209, 65488, 81860, 106418, 126883, 163720, 212836, 253766, 266045, 327440, 425672, 507532, 532090, 634415, 851344, 1015064, 1064180, 1268830, 1649479, 2030128, 2128360, 2537660, 3298958, 4256720, 5075320, 6597916, 8247395, 10150640, 13195832, 16494790, 26391664, 32989580, 65979160, 131958320]

約数ペア:

[(1, 131958320), (2, 65979160), (4, 32989580), (5, 26391664), (8, 16494790), (10, 13195832), (13, 10150640), (16, 8247395), (20, 6597916), (26, 5075320), (31, 4256720), (40, 3298958), (52, 2537660), (62, 2128360), (65, 2030128), (80, 1649479), (104, 1268830), (124, 1064180), (130, 1015064), (155, 851344), (208, 634415), (248, 532090), (260, 507532), (310, 425672), (403, 327440), (496, 266045), (520, 253766), (620, 212836), (806, 163720), (1040, 126883), (1240, 106418), (1612, 81860), (2015, 65488), (2480, 53209), (3224, 40930), (4030, 32744), (4093, 32240), (6448, 20465), (8060, 16372), (8186, 16120)]