49787920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{977}}^1$

素因数の和:1017

約数の個数: 120

約数和(自身を含む): 145162584

約数和(自身を除く): 95374664

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 977, 980, 1040, 1274, 1456, 1820, 1954, 1960, 2548, 3185, 3640, 3908, 3920, 4885, 5096, 6370, 6839, 7280, 7816, 9770, 10192, 12701, 12740, 13678, 15632, 19540, 25402, 25480, 27356, 34195, 39080, 47873, 50804, 50960, 54712, 63505, 68390, 78160, 88907, 95746, 101608, 109424, 127010, 136780, 177814, 191492, 203216, 239365, 254020, 273560, 355628, 382984, 444535, 478730, 508040, 547120, 622349, 711256, 765968, 889070, 957460, 1016080, 1244698, 1422512, 1778140, 1914920, 2489396, 3111745, 3556280, 3829840, 4978792, 6223490, 7112560, 9957584, 12446980, 24893960, 49787920]

約数ペア:

[(1, 49787920), (2, 24893960), (4, 12446980), (5, 9957584), (7, 7112560), (8, 6223490), (10, 4978792), (13, 3829840), (14, 3556280), (16, 3111745), (20, 2489396), (26, 1914920), (28, 1778140), (35, 1422512), (40, 1244698), (49, 1016080), (52, 957460), (56, 889070), (65, 765968), (70, 711256), (80, 622349), (91, 547120), (98, 508040), (104, 478730), (112, 444535), (130, 382984), (140, 355628), (182, 273560), (196, 254020), (208, 239365), (245, 203216), (260, 191492), (280, 177814), (364, 136780), (392, 127010), (455, 109424), (490, 101608), (520, 95746), (560, 88907), (637, 78160), (728, 68390), (784, 63505), (910, 54712), (977, 50960), (980, 50804), (1040, 47873), (1274, 39080), (1456, 34195), (1820, 27356), (1954, 25480), (1960, 25402), (2548, 19540), (3185, 15632), (3640, 13678), (3908, 12740), (3920, 12701), (4885, 10192), (5096, 9770), (6370, 7816), (6839, 7280)]