145564120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1783}}^1$

素因数の和:1964

約数の個数: 64

約数和(自身を含む): 355158720

約数和(自身を除く): 209594600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 628, 785, 1256, 1570, 1783, 2041, 3140, 3566, 4082, 6280, 7132, 8164, 8915, 10205, 14264, 16328, 17830, 20410, 23179, 35660, 40820, 46358, 71320, 81640, 92716, 115895, 185432, 231790, 279931, 463580, 559862, 927160, 1119724, 1399655, 2239448, 2799310, 3639103, 5598620, 7278206, 11197240, 14556412, 18195515, 29112824, 36391030, 72782060, 145564120]

約数ペア:

[(1, 145564120), (2, 72782060), (4, 36391030), (5, 29112824), (8, 18195515), (10, 14556412), (13, 11197240), (20, 7278206), (26, 5598620), (40, 3639103), (52, 2799310), (65, 2239448), (104, 1399655), (130, 1119724), (157, 927160), (260, 559862), (314, 463580), (520, 279931), (628, 231790), (785, 185432), (1256, 115895), (1570, 92716), (1783, 81640), (2041, 71320), (3140, 46358), (3566, 40820), (4082, 35660), (6280, 23179), (7132, 20410), (8164, 17830), (8915, 16328), (10205, 14264)]