31325190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2591}}^1$

素因数の和:2645

約数の個数: 64

約数和(自身を含む): 83607552

約数和(自身を除く): 52282362

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 2591, 4030, 5182, 6045, 7773, 12090, 12955, 15546, 25910, 33683, 38865, 67366, 77730, 80321, 101049, 160642, 168415, 202098, 240963, 336830, 401605, 481926, 505245, 803210, 1010490, 1044173, 1204815, 2088346, 2409630, 3132519, 5220865, 6265038, 10441730, 15662595, 31325190]

約数ペア:

[(1, 31325190), (2, 15662595), (3, 10441730), (5, 6265038), (6, 5220865), (10, 3132519), (13, 2409630), (15, 2088346), (26, 1204815), (30, 1044173), (31, 1010490), (39, 803210), (62, 505245), (65, 481926), (78, 401605), (93, 336830), (130, 240963), (155, 202098), (186, 168415), (195, 160642), (310, 101049), (390, 80321), (403, 77730), (465, 67366), (806, 38865), (930, 33683), (1209, 25910), (2015, 15546), (2418, 12955), (2591, 12090), (4030, 7773), (5182, 6045)]