81462272

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 88

約数和(自身を含む): 176860800

約数和(自身を除く): 95398528

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 64, 76, 79, 106, 128, 152, 158, 212, 256, 304, 316, 424, 512, 608, 632, 848, 1007, 1024, 1216, 1264, 1501, 1696, 2014, 2432, 2528, 3002, 3392, 4028, 4187, 4864, 5056, 6004, 6784, 8056, 8374, 9728, 10112, 12008, 13568, 16112, 16748, 19456, 20224, 24016, 27136, 32224, 33496, 40448, 48032, 54272, 64448, 66992, 79553, 80896, 96064, 128896, 133984, 159106, 192128, 257792, 267968, 318212, 384256, 515584, 535936, 636424, 768512, 1031168, 1071872, 1272848, 1537024, 2143744, 2545696, 4287488, 5091392, 10182784, 20365568, 40731136, 81462272]

約数ペア:

[(1, 81462272), (2, 40731136), (4, 20365568), (8, 10182784), (16, 5091392), (19, 4287488), (32, 2545696), (38, 2143744), (53, 1537024), (64, 1272848), (76, 1071872), (79, 1031168), (106, 768512), (128, 636424), (152, 535936), (158, 515584), (212, 384256), (256, 318212), (304, 267968), (316, 257792), (424, 192128), (512, 159106), (608, 133984), (632, 128896), (848, 96064), (1007, 80896), (1024, 79553), (1216, 66992), (1264, 64448), (1501, 54272), (1696, 48032), (2014, 40448), (2432, 33496), (2528, 32224), (3002, 27136), (3392, 24016), (4028, 20224), (4187, 19456), (4864, 16748), (5056, 16112), (6004, 13568), (6784, 12008), (8056, 10112), (8374, 9728)]