72718100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 198903936

約数和(自身を除く): 126185836

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 61, 65, 70, 91, 100, 122, 130, 131, 140, 175, 182, 244, 260, 262, 305, 325, 350, 364, 427, 455, 524, 610, 650, 655, 700, 793, 854, 910, 917, 1220, 1300, 1310, 1525, 1586, 1703, 1708, 1820, 1834, 2135, 2275, 2620, 3050, 3172, 3275, 3406, 3668, 3965, 4270, 4550, 4585, 5551, 6100, 6550, 6812, 7930, 7991, 8515, 8540, 9100, 9170, 10675, 11102, 11921, 13100, 15860, 15982, 17030, 18340, 19825, 21350, 22204, 22925, 23842, 27755, 31964, 34060, 39650, 39955, 42575, 42700, 45850, 47684, 55510, 55937, 59605, 79300, 79910, 85150, 91700, 103883, 111020, 111874, 119210, 138775, 159820, 170300, 199775, 207766, 223748, 238420, 277550, 279685, 298025, 399550, 415532, 519415, 555100, 559370, 596050, 727181, 799100, 1038830, 1118740, 1192100, 1398425, 1454362, 2077660, 2597075, 2796850, 2908724, 3635905, 5194150, 5593700, 7271810, 10388300, 14543620, 18179525, 36359050, 72718100]

約数ペア:

[(1, 72718100), (2, 36359050), (4, 18179525), (5, 14543620), (7, 10388300), (10, 7271810), (13, 5593700), (14, 5194150), (20, 3635905), (25, 2908724), (26, 2796850), (28, 2597075), (35, 2077660), (50, 1454362), (52, 1398425), (61, 1192100), (65, 1118740), (70, 1038830), (91, 799100), (100, 727181), (122, 596050), (130, 559370), (131, 555100), (140, 519415), (175, 415532), (182, 399550), (244, 298025), (260, 279685), (262, 277550), (305, 238420), (325, 223748), (350, 207766), (364, 199775), (427, 170300), (455, 159820), (524, 138775), (610, 119210), (650, 111874), (655, 111020), (700, 103883), (793, 91700), (854, 85150), (910, 79910), (917, 79300), (1220, 59605), (1300, 55937), (1310, 55510), (1525, 47684), (1586, 45850), (1703, 42700), (1708, 42575), (1820, 39955), (1834, 39650), (2135, 34060), (2275, 31964), (2620, 27755), (3050, 23842), (3172, 22925), (3275, 22204), (3406, 21350), (3668, 19825), (3965, 18340), (4270, 17030), (4550, 15982), (4585, 15860), (5551, 13100), (6100, 11921), (6550, 11102), (6812, 10675), (7930, 9170), (7991, 9100), (8515, 8540)]