25374880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:542

約数の個数: 96

約数和(自身を含む): 66951360

約数和(自身を除く): 41576480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 323, 340, 380, 491, 544, 608, 646, 680, 760, 982, 1292, 1360, 1520, 1615, 1964, 2455, 2584, 2720, 3040, 3230, 3928, 4910, 5168, 6460, 7856, 8347, 9329, 9820, 10336, 12920, 15712, 16694, 18658, 19640, 25840, 33388, 37316, 39280, 41735, 46645, 51680, 66776, 74632, 78560, 83470, 93290, 133552, 149264, 158593, 166940, 186580, 267104, 298528, 317186, 333880, 373160, 634372, 667760, 746320, 792965, 1268744, 1335520, 1492640, 1585930, 2537488, 3171860, 5074976, 6343720, 12687440, 25374880]

約数ペア:

[(1, 25374880), (2, 12687440), (4, 6343720), (5, 5074976), (8, 3171860), (10, 2537488), (16, 1585930), (17, 1492640), (19, 1335520), (20, 1268744), (32, 792965), (34, 746320), (38, 667760), (40, 634372), (68, 373160), (76, 333880), (80, 317186), (85, 298528), (95, 267104), (136, 186580), (152, 166940), (160, 158593), (170, 149264), (190, 133552), (272, 93290), (304, 83470), (323, 78560), (340, 74632), (380, 66776), (491, 51680), (544, 46645), (608, 41735), (646, 39280), (680, 37316), (760, 33388), (982, 25840), (1292, 19640), (1360, 18658), (1520, 16694), (1615, 15712), (1964, 12920), (2455, 10336), (2584, 9820), (2720, 9329), (3040, 8347), (3230, 7856), (3928, 6460), (4910, 5168)]