72537525

素因数分解:

$3^4\times 5^2\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:452

約数の個数: 60

約数和(自身を含む): 135981252

約数和(自身を除く): 63443727

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 113, 135, 225, 317, 339, 405, 565, 675, 951, 1017, 1585, 1695, 2025, 2825, 2853, 3051, 4755, 5085, 7925, 8475, 8559, 9153, 14265, 15255, 23775, 25425, 25677, 35821, 42795, 45765, 71325, 76275, 107463, 128385, 179105, 213975, 228825, 322389, 537315, 641925, 895525, 967167, 1611945, 2686575, 2901501, 4835835, 8059725, 14507505, 24179175, 72537525]

約数ペア:

[(1, 72537525), (3, 24179175), (5, 14507505), (9, 8059725), (15, 4835835), (25, 2901501), (27, 2686575), (45, 1611945), (75, 967167), (81, 895525), (113, 641925), (135, 537315), (225, 322389), (317, 228825), (339, 213975), (405, 179105), (565, 128385), (675, 107463), (951, 76275), (1017, 71325), (1585, 45765), (1695, 42795), (2025, 35821), (2825, 25677), (2853, 25425), (3051, 23775), (4755, 15255), (5085, 14265), (7925, 9153), (8475, 8559)]