20134575950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{164431}}^1$

素因数の和:164553

約数の個数: 48

約数和(自身を含む): 39147970560

約数和(自身を除く): 19013394610

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 79, 155, 158, 310, 395, 775, 790, 1550, 1975, 2449, 3950, 4898, 12245, 24490, 61225, 122450, 164431, 328862, 822155, 1644310, 4110775, 5097361, 8221550, 10194722, 12990049, 25486805, 25980098, 50973610, 64950245, 127434025, 129900490, 254868050, 324751225, 402691519, 649502450, 805383038, 2013457595, 4026915190, 10067287975, 20134575950]

約数ペア:

[(1, 20134575950), (2, 10067287975), (5, 4026915190), (10, 2013457595), (25, 805383038), (31, 649502450), (50, 402691519), (62, 324751225), (79, 254868050), (155, 129900490), (158, 127434025), (310, 64950245), (395, 50973610), (775, 25980098), (790, 25486805), (1550, 12990049), (1975, 10194722), (2449, 8221550), (3950, 5097361), (4898, 4110775), (12245, 1644310), (24490, 822155), (61225, 328862), (122450, 164431)]