51968320

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:308

約数の個数: 112

約数和(自身を含む): 134800848

約数和(自身を除く): 82832528

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 64, 68, 80, 82, 85, 136, 160, 164, 170, 205, 233, 272, 320, 328, 340, 410, 466, 544, 656, 680, 697, 820, 932, 1088, 1165, 1312, 1360, 1394, 1640, 1864, 2330, 2624, 2720, 2788, 3280, 3485, 3728, 3961, 4660, 5440, 5576, 6560, 6970, 7456, 7922, 9320, 9553, 11152, 13120, 13940, 14912, 15844, 18640, 19106, 19805, 22304, 27880, 31688, 37280, 38212, 39610, 44608, 47765, 55760, 63376, 74560, 76424, 79220, 95530, 111520, 126752, 152848, 158440, 162401, 191060, 223040, 253504, 305696, 316880, 324802, 382120, 611392, 633760, 649604, 764240, 812005, 1267520, 1299208, 1528480, 1624010, 2598416, 3056960, 3248020, 5196832, 6496040, 10393664, 12992080, 25984160, 51968320]

約数ペア:

[(1, 51968320), (2, 25984160), (4, 12992080), (5, 10393664), (8, 6496040), (10, 5196832), (16, 3248020), (17, 3056960), (20, 2598416), (32, 1624010), (34, 1528480), (40, 1299208), (41, 1267520), (64, 812005), (68, 764240), (80, 649604), (82, 633760), (85, 611392), (136, 382120), (160, 324802), (164, 316880), (170, 305696), (205, 253504), (233, 223040), (272, 191060), (320, 162401), (328, 158440), (340, 152848), (410, 126752), (466, 111520), (544, 95530), (656, 79220), (680, 76424), (697, 74560), (820, 63376), (932, 55760), (1088, 47765), (1165, 44608), (1312, 39610), (1360, 38212), (1394, 37280), (1640, 31688), (1864, 27880), (2330, 22304), (2624, 19805), (2720, 19106), (2788, 18640), (3280, 15844), (3485, 14912), (3728, 13940), (3961, 13120), (4660, 11152), (5440, 9553), (5576, 9320), (6560, 7922), (6970, 7456)]