207750250

素因数分解:

$2^1\times 5^3\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 402255360

約数和(自身を除く): 194505110

約数列:

[1, 2, 5, 10, 25, 50, 67, 79, 125, 134, 157, 158, 250, 314, 335, 395, 670, 785, 790, 1570, 1675, 1975, 3350, 3925, 3950, 5293, 7850, 8375, 9875, 10519, 10586, 12403, 16750, 19625, 19750, 21038, 24806, 26465, 39250, 52595, 52930, 62015, 105190, 124030, 132325, 262975, 264650, 310075, 525950, 620150, 661625, 831001, 1314875, 1323250, 1550375, 1662002, 2629750, 3100750, 4155005, 8310010, 20775025, 41550050, 103875125, 207750250]

約数ペア:

[(1, 207750250), (2, 103875125), (5, 41550050), (10, 20775025), (25, 8310010), (50, 4155005), (67, 3100750), (79, 2629750), (125, 1662002), (134, 1550375), (157, 1323250), (158, 1314875), (250, 831001), (314, 661625), (335, 620150), (395, 525950), (670, 310075), (785, 264650), (790, 262975), (1570, 132325), (1675, 124030), (1975, 105190), (3350, 62015), (3925, 52930), (3950, 52595), (5293, 39250), (7850, 26465), (8375, 24806), (9875, 21038), (10519, 19750), (10586, 19625), (12403, 16750)]