64028440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{659}}^1$

素因数の和:1024

約数の個数: 64

約数和(自身を含む): 165369600

約数和(自身を除く): 101341160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 347, 659, 694, 1318, 1388, 1735, 2429, 2636, 2776, 3295, 3470, 4613, 4858, 5272, 6590, 6940, 9226, 9716, 12145, 13180, 13880, 18452, 19432, 23065, 24290, 26360, 36904, 46130, 48580, 92260, 97160, 184520, 228673, 457346, 914692, 1143365, 1600711, 1829384, 2286730, 3201422, 4573460, 6402844, 8003555, 9146920, 12805688, 16007110, 32014220, 64028440]

約数ペア:

[(1, 64028440), (2, 32014220), (4, 16007110), (5, 12805688), (7, 9146920), (8, 8003555), (10, 6402844), (14, 4573460), (20, 3201422), (28, 2286730), (35, 1829384), (40, 1600711), (56, 1143365), (70, 914692), (140, 457346), (280, 228673), (347, 184520), (659, 97160), (694, 92260), (1318, 48580), (1388, 46130), (1735, 36904), (2429, 26360), (2636, 24290), (2776, 23065), (3295, 19432), (3470, 18452), (4613, 13880), (4858, 13180), (5272, 12145), (6590, 9716), (6940, 9226)]