20700129968

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{50101}}^1$

素因数の和:50171

約数の個数: 120

約数和(自身を含む): 50993414784

約数和(自身を除く): 30293284816

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 49, 56, 62, 68, 98, 112, 119, 124, 136, 196, 217, 238, 248, 272, 392, 434, 476, 496, 527, 784, 833, 868, 952, 1054, 1519, 1666, 1736, 1904, 2108, 3038, 3332, 3472, 3689, 4216, 6076, 6664, 7378, 8432, 12152, 13328, 14756, 24304, 25823, 29512, 50101, 51646, 59024, 100202, 103292, 200404, 206584, 350707, 400808, 413168, 701414, 801616, 851717, 1402828, 1553131, 1703434, 2454949, 2805656, 3106262, 3406868, 4909898, 5611312, 5962019, 6212524, 6813736, 9819796, 10871917, 11924038, 12425048, 13627472, 19639592, 21743834, 23848076, 24850096, 26403227, 39279184, 41734133, 43487668, 47696152, 52806454, 76103419, 83468266, 86975336, 95392304, 105612908, 152206838, 166936532, 173950672, 184822589, 211225816, 304413676, 333873064, 369645178, 422451632, 608827352, 667746128, 739290356, 1217654704, 1293758123, 1478580712, 2587516246, 2957161424, 5175032492, 10350064984, 20700129968]

約数ペア:

[(1, 20700129968), (2, 10350064984), (4, 5175032492), (7, 2957161424), (8, 2587516246), (14, 1478580712), (16, 1293758123), (17, 1217654704), (28, 739290356), (31, 667746128), (34, 608827352), (49, 422451632), (56, 369645178), (62, 333873064), (68, 304413676), (98, 211225816), (112, 184822589), (119, 173950672), (124, 166936532), (136, 152206838), (196, 105612908), (217, 95392304), (238, 86975336), (248, 83468266), (272, 76103419), (392, 52806454), (434, 47696152), (476, 43487668), (496, 41734133), (527, 39279184), (784, 26403227), (833, 24850096), (868, 23848076), (952, 21743834), (1054, 19639592), (1519, 13627472), (1666, 12425048), (1736, 11924038), (1904, 10871917), (2108, 9819796), (3038, 6813736), (3332, 6212524), (3472, 5962019), (3689, 5611312), (4216, 4909898), (6076, 3406868), (6664, 3106262), (7378, 2805656), (8432, 2454949), (12152, 1703434), (13328, 1553131), (14756, 1402828), (24304, 851717), (25823, 801616), (29512, 701414), (50101, 413168), (51646, 400808), (59024, 350707), (100202, 206584), (103292, 200404)]