25574380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 63221760

約数和(自身を除く): 37647380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 95, 124, 130, 155, 167, 190, 247, 260, 310, 334, 380, 403, 494, 589, 620, 668, 806, 835, 988, 1178, 1235, 1612, 1670, 2015, 2171, 2356, 2470, 2945, 3173, 3340, 4030, 4342, 4940, 5177, 5890, 6346, 7657, 8060, 8684, 10354, 10855, 11780, 12692, 15314, 15865, 20708, 21710, 25885, 30628, 31730, 38285, 41249, 43420, 51770, 63460, 67301, 76570, 82498, 98363, 103540, 134602, 153140, 164996, 196726, 206245, 269204, 336505, 393452, 412490, 491815, 673010, 824980, 983630, 1278719, 1346020, 1967260, 2557438, 5114876, 6393595, 12787190, 25574380]

約数ペア:

[(1, 25574380), (2, 12787190), (4, 6393595), (5, 5114876), (10, 2557438), (13, 1967260), (19, 1346020), (20, 1278719), (26, 983630), (31, 824980), (38, 673010), (52, 491815), (62, 412490), (65, 393452), (76, 336505), (95, 269204), (124, 206245), (130, 196726), (155, 164996), (167, 153140), (190, 134602), (247, 103540), (260, 98363), (310, 82498), (334, 76570), (380, 67301), (403, 63460), (494, 51770), (589, 43420), (620, 41249), (668, 38285), (806, 31730), (835, 30628), (988, 25885), (1178, 21710), (1235, 20708), (1612, 15865), (1670, 15314), (2015, 12692), (2171, 11780), (2356, 10855), (2470, 10354), (2945, 8684), (3173, 8060), (3340, 7657), (4030, 6346), (4342, 5890), (4940, 5177)]