91901560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{523}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 217313280

約数和(自身を除く): 125411720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 191, 230, 382, 460, 523, 764, 920, 955, 1046, 1528, 1910, 2092, 2615, 3820, 4184, 4393, 5230, 7640, 8786, 10460, 12029, 17572, 20920, 21965, 24058, 35144, 43930, 48116, 60145, 87860, 96232, 99893, 120290, 175720, 199786, 240580, 399572, 481160, 499465, 799144, 998930, 1997860, 2297539, 3995720, 4595078, 9190156, 11487695, 18380312, 22975390, 45950780, 91901560]

約数ペア:

[(1, 91901560), (2, 45950780), (4, 22975390), (5, 18380312), (8, 11487695), (10, 9190156), (20, 4595078), (23, 3995720), (40, 2297539), (46, 1997860), (92, 998930), (115, 799144), (184, 499465), (191, 481160), (230, 399572), (382, 240580), (460, 199786), (523, 175720), (764, 120290), (920, 99893), (955, 96232), (1046, 87860), (1528, 60145), (1910, 48116), (2092, 43930), (2615, 35144), (3820, 24058), (4184, 21965), (4393, 20920), (5230, 17572), (7640, 12029), (8786, 10460)]