1387651100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{1847}}^1$

素因数の和:2555

約数の個数: 72

約数和(自身を含む): 3291539328

約数和(自身を除く): 1903888228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 683, 1100, 1366, 1847, 2732, 3415, 3694, 6830, 7388, 7513, 9235, 13660, 15026, 17075, 18470, 20317, 30052, 34150, 36940, 37565, 40634, 46175, 68300, 75130, 81268, 92350, 101585, 150260, 184700, 187825, 203170, 375650, 406340, 507925, 751300, 1015850, 1261501, 2031700, 2523002, 5046004, 6307505, 12615010, 13876511, 25230020, 27753022, 31537525, 55506044, 63075050, 69382555, 126150100, 138765110, 277530220, 346912775, 693825550, 1387651100]

約数ペア:

[(1, 1387651100), (2, 693825550), (4, 346912775), (5, 277530220), (10, 138765110), (11, 126150100), (20, 69382555), (22, 63075050), (25, 55506044), (44, 31537525), (50, 27753022), (55, 25230020), (100, 13876511), (110, 12615010), (220, 6307505), (275, 5046004), (550, 2523002), (683, 2031700), (1100, 1261501), (1366, 1015850), (1847, 751300), (2732, 507925), (3415, 406340), (3694, 375650), (6830, 203170), (7388, 187825), (7513, 184700), (9235, 150260), (13660, 101585), (15026, 92350), (17075, 81268), (18470, 75130), (20317, 68300), (30052, 46175), (34150, 40634), (36940, 37565)]