66907240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1613}}^1$

素因数の和:1702

約数の個数: 64

約数和(自身を含む): 162110160

約数和(自身を除く): 95202920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 1037, 1220, 1613, 2074, 2440, 3226, 4148, 5185, 6452, 8065, 8296, 10370, 12904, 16130, 20740, 27421, 32260, 41480, 54842, 64520, 98393, 109684, 137105, 196786, 219368, 274210, 393572, 491965, 548420, 787144, 983930, 1096840, 1672681, 1967860, 3345362, 3935720, 6690724, 8363405, 13381448, 16726810, 33453620, 66907240]

約数ペア:

[(1, 66907240), (2, 33453620), (4, 16726810), (5, 13381448), (8, 8363405), (10, 6690724), (17, 3935720), (20, 3345362), (34, 1967860), (40, 1672681), (61, 1096840), (68, 983930), (85, 787144), (122, 548420), (136, 491965), (170, 393572), (244, 274210), (305, 219368), (340, 196786), (488, 137105), (610, 109684), (680, 98393), (1037, 64520), (1220, 54842), (1613, 41480), (2074, 32260), (2440, 27421), (3226, 20740), (4148, 16130), (5185, 12904), (6452, 10370), (8065, 8296)]