49796740

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 120

約数和(自身を含む): 131288472

約数和(自身を除く): 81491732

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 61, 68, 70, 85, 98, 119, 122, 140, 170, 196, 238, 244, 245, 305, 340, 343, 427, 476, 490, 595, 610, 686, 833, 854, 980, 1037, 1190, 1220, 1372, 1666, 1708, 1715, 2074, 2135, 2380, 2401, 2989, 3332, 3430, 4148, 4165, 4270, 4802, 5185, 5831, 5978, 6860, 7259, 8330, 8540, 9604, 10370, 11662, 11956, 12005, 14518, 14945, 16660, 20740, 20923, 23324, 24010, 29036, 29155, 29890, 36295, 40817, 41846, 48020, 50813, 58310, 59780, 72590, 81634, 83692, 101626, 104615, 116620, 145180, 146461, 163268, 203252, 204085, 209230, 254065, 292922, 355691, 408170, 418460, 508130, 585844, 711382, 732305, 816340, 1016260, 1422764, 1464610, 1778455, 2489837, 2929220, 3556910, 4979674, 7113820, 9959348, 12449185, 24898370, 49796740]

約数ペア:

[(1, 49796740), (2, 24898370), (4, 12449185), (5, 9959348), (7, 7113820), (10, 4979674), (14, 3556910), (17, 2929220), (20, 2489837), (28, 1778455), (34, 1464610), (35, 1422764), (49, 1016260), (61, 816340), (68, 732305), (70, 711382), (85, 585844), (98, 508130), (119, 418460), (122, 408170), (140, 355691), (170, 292922), (196, 254065), (238, 209230), (244, 204085), (245, 203252), (305, 163268), (340, 146461), (343, 145180), (427, 116620), (476, 104615), (490, 101626), (595, 83692), (610, 81634), (686, 72590), (833, 59780), (854, 58310), (980, 50813), (1037, 48020), (1190, 41846), (1220, 40817), (1372, 36295), (1666, 29890), (1708, 29155), (1715, 29036), (2074, 24010), (2135, 23324), (2380, 20923), (2401, 20740), (2989, 16660), (3332, 14945), (3430, 14518), (4148, 12005), (4165, 11956), (4270, 11662), (4802, 10370), (5185, 9604), (5831, 8540), (5978, 8330), (6860, 7259)]