65523900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 208674144

約数和(自身を除く): 143150244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 53, 60, 65, 75, 78, 100, 106, 130, 150, 156, 159, 195, 212, 260, 265, 300, 317, 318, 325, 390, 530, 634, 636, 650, 689, 780, 795, 951, 975, 1060, 1268, 1300, 1325, 1378, 1585, 1590, 1902, 1950, 2067, 2650, 2756, 3170, 3180, 3445, 3804, 3900, 3975, 4121, 4134, 4755, 5300, 6340, 6890, 7925, 7950, 8242, 8268, 9510, 10335, 12363, 13780, 15850, 15900, 16484, 16801, 17225, 19020, 20605, 20670, 23775, 24726, 31700, 33602, 34450, 41210, 41340, 47550, 49452, 50403, 51675, 61815, 67204, 68900, 82420, 84005, 95100, 100806, 103025, 103350, 123630, 168010, 201612, 206050, 206700, 218413, 247260, 252015, 309075, 336020, 412100, 420025, 436826, 504030, 618150, 655239, 840050, 873652, 1008060, 1092065, 1236300, 1260075, 1310478, 1680100, 2184130, 2520150, 2620956, 3276195, 4368260, 5040300, 5460325, 6552390, 10920650, 13104780, 16380975, 21841300, 32761950, 65523900]

約数ペア:

[(1, 65523900), (2, 32761950), (3, 21841300), (4, 16380975), (5, 13104780), (6, 10920650), (10, 6552390), (12, 5460325), (13, 5040300), (15, 4368260), (20, 3276195), (25, 2620956), (26, 2520150), (30, 2184130), (39, 1680100), (50, 1310478), (52, 1260075), (53, 1236300), (60, 1092065), (65, 1008060), (75, 873652), (78, 840050), (100, 655239), (106, 618150), (130, 504030), (150, 436826), (156, 420025), (159, 412100), (195, 336020), (212, 309075), (260, 252015), (265, 247260), (300, 218413), (317, 206700), (318, 206050), (325, 201612), (390, 168010), (530, 123630), (634, 103350), (636, 103025), (650, 100806), (689, 95100), (780, 84005), (795, 82420), (951, 68900), (975, 67204), (1060, 61815), (1268, 51675), (1300, 50403), (1325, 49452), (1378, 47550), (1585, 41340), (1590, 41210), (1902, 34450), (1950, 33602), (2067, 31700), (2650, 24726), (2756, 23775), (3170, 20670), (3180, 20605), (3445, 19020), (3804, 17225), (3900, 16801), (3975, 16484), (4121, 15900), (4134, 15850), (4755, 13780), (5300, 12363), (6340, 10335), (6890, 9510), (7925, 8268), (7950, 8242)]