26563520

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:310

約数の個数: 112

約数和(自身を含む): 70774560

約数和(自身を除く): 44211040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 257, 272, 304, 320, 323, 340, 380, 514, 544, 608, 646, 680, 760, 1028, 1088, 1216, 1285, 1292, 1360, 1520, 1615, 2056, 2570, 2584, 2720, 3040, 3230, 4112, 4369, 4883, 5140, 5168, 5440, 6080, 6460, 8224, 8738, 9766, 10280, 10336, 12920, 16448, 17476, 19532, 20560, 20672, 21845, 24415, 25840, 34952, 39064, 41120, 43690, 48830, 51680, 69904, 78128, 82240, 83011, 87380, 97660, 103360, 139808, 156256, 166022, 174760, 195320, 279616, 312512, 332044, 349520, 390640, 415055, 664088, 699040, 781280, 830110, 1328176, 1398080, 1562560, 1660220, 2656352, 3320440, 5312704, 6640880, 13281760, 26563520]

約数ペア:

[(1, 26563520), (2, 13281760), (4, 6640880), (5, 5312704), (8, 3320440), (10, 2656352), (16, 1660220), (17, 1562560), (19, 1398080), (20, 1328176), (32, 830110), (34, 781280), (38, 699040), (40, 664088), (64, 415055), (68, 390640), (76, 349520), (80, 332044), (85, 312512), (95, 279616), (136, 195320), (152, 174760), (160, 166022), (170, 156256), (190, 139808), (257, 103360), (272, 97660), (304, 87380), (320, 83011), (323, 82240), (340, 78128), (380, 69904), (514, 51680), (544, 48830), (608, 43690), (646, 41120), (680, 39064), (760, 34952), (1028, 25840), (1088, 24415), (1216, 21845), (1285, 20672), (1292, 20560), (1360, 19532), (1520, 17476), (1615, 16448), (2056, 12920), (2570, 10336), (2584, 10280), (2720, 9766), (3040, 8738), (3230, 8224), (4112, 6460), (4369, 6080), (4883, 5440), (5140, 5168)]