49403900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 135616320

約数和(自身を除く): 86212420

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 61, 65, 70, 89, 91, 100, 122, 130, 140, 175, 178, 182, 244, 260, 305, 325, 350, 356, 364, 427, 445, 455, 610, 623, 650, 700, 793, 854, 890, 910, 1157, 1220, 1246, 1300, 1525, 1586, 1708, 1780, 1820, 2135, 2225, 2275, 2314, 2492, 3050, 3115, 3172, 3965, 4270, 4450, 4550, 4628, 5429, 5551, 5785, 6100, 6230, 7930, 8099, 8540, 8900, 9100, 10675, 10858, 11102, 11570, 12460, 15575, 15860, 16198, 19825, 21350, 21716, 22204, 23140, 27145, 27755, 28925, 31150, 32396, 38003, 39650, 40495, 42700, 54290, 55510, 57850, 62300, 70577, 76006, 79300, 80990, 108580, 111020, 115700, 135725, 138775, 141154, 152012, 161980, 190015, 202475, 271450, 277550, 282308, 352885, 380030, 404950, 494039, 542900, 555100, 705770, 760060, 809900, 950075, 988078, 1411540, 1764425, 1900150, 1976156, 2470195, 3528850, 3800300, 4940390, 7057700, 9880780, 12350975, 24701950, 49403900]

約数ペア:

[(1, 49403900), (2, 24701950), (4, 12350975), (5, 9880780), (7, 7057700), (10, 4940390), (13, 3800300), (14, 3528850), (20, 2470195), (25, 1976156), (26, 1900150), (28, 1764425), (35, 1411540), (50, 988078), (52, 950075), (61, 809900), (65, 760060), (70, 705770), (89, 555100), (91, 542900), (100, 494039), (122, 404950), (130, 380030), (140, 352885), (175, 282308), (178, 277550), (182, 271450), (244, 202475), (260, 190015), (305, 161980), (325, 152012), (350, 141154), (356, 138775), (364, 135725), (427, 115700), (445, 111020), (455, 108580), (610, 80990), (623, 79300), (650, 76006), (700, 70577), (793, 62300), (854, 57850), (890, 55510), (910, 54290), (1157, 42700), (1220, 40495), (1246, 39650), (1300, 38003), (1525, 32396), (1586, 31150), (1708, 28925), (1780, 27755), (1820, 27145), (2135, 23140), (2225, 22204), (2275, 21716), (2314, 21350), (2492, 19825), (3050, 16198), (3115, 15860), (3172, 15575), (3965, 12460), (4270, 11570), (4450, 11102), (4550, 10858), (4628, 10675), (5429, 9100), (5551, 8900), (5785, 8540), (6100, 8099), (6230, 7930)]