25632640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{331}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 67558680

約数和(自身を除く): 41926040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 320, 331, 352, 440, 484, 605, 640, 662, 704, 880, 968, 1210, 1324, 1408, 1655, 1760, 1936, 2420, 2648, 3310, 3520, 3641, 3872, 4840, 5296, 6620, 7040, 7282, 7744, 9680, 10592, 13240, 14564, 15488, 18205, 19360, 21184, 26480, 29128, 36410, 38720, 40051, 42368, 52960, 58256, 72820, 77440, 80102, 105920, 116512, 145640, 160204, 200255, 211840, 233024, 291280, 320408, 400510, 466048, 582560, 640816, 801020, 1165120, 1281632, 1602040, 2330240, 2563264, 3204080, 5126528, 6408160, 12816320, 25632640]

約数ペア:

[(1, 25632640), (2, 12816320), (4, 6408160), (5, 5126528), (8, 3204080), (10, 2563264), (11, 2330240), (16, 1602040), (20, 1281632), (22, 1165120), (32, 801020), (40, 640816), (44, 582560), (55, 466048), (64, 400510), (80, 320408), (88, 291280), (110, 233024), (121, 211840), (128, 200255), (160, 160204), (176, 145640), (220, 116512), (242, 105920), (320, 80102), (331, 77440), (352, 72820), (440, 58256), (484, 52960), (605, 42368), (640, 40051), (662, 38720), (704, 36410), (880, 29128), (968, 26480), (1210, 21184), (1324, 19360), (1408, 18205), (1655, 15488), (1760, 14564), (1936, 13240), (2420, 10592), (2648, 9680), (3310, 7744), (3520, 7282), (3641, 7040), (3872, 6620), (4840, 5296)]