78044980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 190568448

約数和(自身を除く): 112523468

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 31, 46, 52, 62, 65, 92, 115, 124, 130, 155, 230, 260, 299, 310, 403, 421, 460, 598, 620, 713, 806, 842, 1196, 1426, 1495, 1612, 1684, 2015, 2105, 2852, 2990, 3565, 4030, 4210, 5473, 5980, 7130, 8060, 8420, 9269, 9683, 10946, 13051, 14260, 18538, 19366, 21892, 26102, 27365, 37076, 38732, 46345, 48415, 52204, 54730, 65255, 92690, 96830, 109460, 125879, 130510, 169663, 185380, 193660, 251758, 261020, 300173, 339326, 503516, 600346, 629395, 678652, 848315, 1200692, 1258790, 1500865, 1696630, 2517580, 3001730, 3393260, 3902249, 6003460, 7804498, 15608996, 19511245, 39022490, 78044980]

約数ペア:

[(1, 78044980), (2, 39022490), (4, 19511245), (5, 15608996), (10, 7804498), (13, 6003460), (20, 3902249), (23, 3393260), (26, 3001730), (31, 2517580), (46, 1696630), (52, 1500865), (62, 1258790), (65, 1200692), (92, 848315), (115, 678652), (124, 629395), (130, 600346), (155, 503516), (230, 339326), (260, 300173), (299, 261020), (310, 251758), (403, 193660), (421, 185380), (460, 169663), (598, 130510), (620, 125879), (713, 109460), (806, 96830), (842, 92690), (1196, 65255), (1426, 54730), (1495, 52204), (1612, 48415), (1684, 46345), (2015, 38732), (2105, 37076), (2852, 27365), (2990, 26102), (3565, 21892), (4030, 19366), (4210, 18538), (5473, 14260), (5980, 13051), (7130, 10946), (8060, 9683), (8420, 9269)]