157475990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{709}}^1$

素因数の和:909

約数の個数: 64

約数和(自身を含む): 343526400

約数和(自身を除く): 186050410

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 167, 190, 266, 334, 665, 709, 835, 1169, 1330, 1418, 1670, 2338, 3173, 3545, 4963, 5845, 6346, 7090, 9926, 11690, 13471, 15865, 22211, 24815, 26942, 31730, 44422, 49630, 67355, 94297, 111055, 118403, 134710, 188594, 222110, 236806, 471485, 592015, 828821, 942970, 1184030, 1657642, 2249657, 4144105, 4499314, 8288210, 11248285, 15747599, 22496570, 31495198, 78737995, 157475990]

約数ペア:

[(1, 157475990), (2, 78737995), (5, 31495198), (7, 22496570), (10, 15747599), (14, 11248285), (19, 8288210), (35, 4499314), (38, 4144105), (70, 2249657), (95, 1657642), (133, 1184030), (167, 942970), (190, 828821), (266, 592015), (334, 471485), (665, 236806), (709, 222110), (835, 188594), (1169, 134710), (1330, 118403), (1418, 111055), (1670, 94297), (2338, 67355), (3173, 49630), (3545, 44422), (4963, 31730), (5845, 26942), (6346, 24815), (7090, 22211), (9926, 15865), (11690, 13471)]