28651738750

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{12437}}^1$

素因数の和:12575

約数の個数: 80

約数和(自身を含む): 57118778640

約数和(自身を除く): 28467039890

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 97, 125, 190, 194, 250, 475, 485, 625, 950, 970, 1250, 1843, 2375, 2425, 3686, 4750, 4850, 9215, 11875, 12125, 12437, 18430, 23750, 24250, 24874, 46075, 60625, 62185, 92150, 121250, 124370, 230375, 236303, 310925, 460750, 472606, 621850, 1151875, 1181515, 1206389, 1554625, 2303750, 2363030, 2412778, 3109250, 5907575, 6031945, 7773125, 11815150, 12063890, 15546250, 22921391, 29537875, 30159725, 45842782, 59075750, 60319450, 114606955, 147689375, 150798625, 229213910, 295378750, 301597250, 573034775, 753993125, 1146069550, 1507986250, 2865173875, 5730347750, 14325869375, 28651738750]

約数ペア:

[(1, 28651738750), (2, 14325869375), (5, 5730347750), (10, 2865173875), (19, 1507986250), (25, 1146069550), (38, 753993125), (50, 573034775), (95, 301597250), (97, 295378750), (125, 229213910), (190, 150798625), (194, 147689375), (250, 114606955), (475, 60319450), (485, 59075750), (625, 45842782), (950, 30159725), (970, 29537875), (1250, 22921391), (1843, 15546250), (2375, 12063890), (2425, 11815150), (3686, 7773125), (4750, 6031945), (4850, 5907575), (9215, 3109250), (11875, 2412778), (12125, 2363030), (12437, 2303750), (18430, 1554625), (23750, 1206389), (24250, 1181515), (24874, 1151875), (46075, 621850), (60625, 472606), (62185, 460750), (92150, 310925), (121250, 236303), (124370, 230375)]