43503980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 101024784

約数和(自身を除く): 57520804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 169, 211, 244, 260, 305, 338, 422, 610, 676, 793, 844, 845, 1055, 1220, 1586, 1690, 2110, 2743, 3172, 3380, 3965, 4220, 5486, 7930, 10309, 10972, 12871, 13715, 15860, 20618, 25742, 27430, 35659, 41236, 51484, 51545, 54860, 64355, 71318, 103090, 128710, 142636, 167323, 178295, 206180, 257420, 334646, 356590, 669292, 713180, 836615, 1673230, 2175199, 3346460, 4350398, 8700796, 10875995, 21751990, 43503980]

約数ペア:

[(1, 43503980), (2, 21751990), (4, 10875995), (5, 8700796), (10, 4350398), (13, 3346460), (20, 2175199), (26, 1673230), (52, 836615), (61, 713180), (65, 669292), (122, 356590), (130, 334646), (169, 257420), (211, 206180), (244, 178295), (260, 167323), (305, 142636), (338, 128710), (422, 103090), (610, 71318), (676, 64355), (793, 54860), (844, 51545), (845, 51484), (1055, 41236), (1220, 35659), (1586, 27430), (1690, 25742), (2110, 20618), (2743, 15860), (3172, 13715), (3380, 12871), (3965, 10972), (4220, 10309), (5486, 7930)]