65091975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 117221664

約数和(自身を除く): 52129689

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 101, 195, 303, 325, 505, 661, 975, 1313, 1515, 1983, 2525, 3305, 3939, 6565, 7575, 8593, 9915, 16525, 19695, 25779, 32825, 42965, 49575, 66761, 98475, 128895, 200283, 214825, 333805, 644475, 867893, 1001415, 1669025, 2603679, 4339465, 5007075, 13018395, 21697325, 65091975]

約数ペア:

[(1, 65091975), (3, 21697325), (5, 13018395), (13, 5007075), (15, 4339465), (25, 2603679), (39, 1669025), (65, 1001415), (75, 867893), (101, 644475), (195, 333805), (303, 214825), (325, 200283), (505, 128895), (661, 98475), (975, 66761), (1313, 49575), (1515, 42965), (1983, 32825), (2525, 25779), (3305, 19695), (3939, 16525), (6565, 9915), (7575, 8593)]