48999100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 124679520

約数和(自身を除く): 75680420

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 37, 38, 41, 50, 68, 74, 76, 82, 85, 95, 100, 148, 164, 170, 185, 190, 205, 323, 340, 370, 380, 410, 425, 475, 629, 646, 697, 703, 740, 779, 820, 850, 925, 950, 1025, 1258, 1292, 1394, 1406, 1517, 1558, 1615, 1700, 1850, 1900, 2050, 2516, 2788, 2812, 3034, 3116, 3145, 3230, 3485, 3515, 3700, 3895, 4100, 6068, 6290, 6460, 6970, 7030, 7585, 7790, 8075, 11951, 12580, 13243, 13940, 14060, 15170, 15580, 15725, 16150, 17425, 17575, 19475, 23902, 25789, 26486, 28823, 30340, 31450, 32300, 34850, 35150, 37925, 38950, 47804, 51578, 52972, 57646, 59755, 62900, 66215, 69700, 70300, 75850, 77900, 103156, 115292, 119510, 128945, 132430, 144115, 151700, 239020, 257890, 264860, 288230, 298775, 331075, 489991, 515780, 576460, 597550, 644725, 662150, 720575, 979982, 1195100, 1289450, 1324300, 1441150, 1959964, 2449955, 2578900, 2882300, 4899910, 9799820, 12249775, 24499550, 48999100]

約数ペア:

[(1, 48999100), (2, 24499550), (4, 12249775), (5, 9799820), (10, 4899910), (17, 2882300), (19, 2578900), (20, 2449955), (25, 1959964), (34, 1441150), (37, 1324300), (38, 1289450), (41, 1195100), (50, 979982), (68, 720575), (74, 662150), (76, 644725), (82, 597550), (85, 576460), (95, 515780), (100, 489991), (148, 331075), (164, 298775), (170, 288230), (185, 264860), (190, 257890), (205, 239020), (323, 151700), (340, 144115), (370, 132430), (380, 128945), (410, 119510), (425, 115292), (475, 103156), (629, 77900), (646, 75850), (697, 70300), (703, 69700), (740, 66215), (779, 62900), (820, 59755), (850, 57646), (925, 52972), (950, 51578), (1025, 47804), (1258, 38950), (1292, 37925), (1394, 35150), (1406, 34850), (1517, 32300), (1558, 31450), (1615, 30340), (1700, 28823), (1850, 26486), (1900, 25789), (2050, 23902), (2516, 19475), (2788, 17575), (2812, 17425), (3034, 16150), (3116, 15725), (3145, 15580), (3230, 15170), (3485, 14060), (3515, 13940), (3700, 13243), (3895, 12580), (4100, 11951), (6068, 8075), (6290, 7790), (6460, 7585), (6970, 7030)]