561225488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:816

約数の個数: 80

約数和(自身を含む): 1202065920

約数和(自身を除く): 640840432

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 101, 124, 136, 202, 248, 272, 404, 496, 527, 659, 808, 1054, 1318, 1616, 1717, 2108, 2636, 3131, 3434, 4216, 5272, 6262, 6868, 8432, 10544, 11203, 12524, 13736, 20429, 22406, 25048, 27472, 40858, 44812, 50096, 53227, 66559, 81716, 89624, 106454, 133118, 163432, 179248, 212908, 266236, 326864, 347293, 425816, 532472, 694586, 851632, 1064944, 1131503, 1389172, 2063329, 2263006, 2778344, 4126658, 4526012, 5556688, 8253316, 9052024, 16506632, 18104048, 33013264, 35076593, 70153186, 140306372, 280612744, 561225488]

約数ペア:

[(1, 561225488), (2, 280612744), (4, 140306372), (8, 70153186), (16, 35076593), (17, 33013264), (31, 18104048), (34, 16506632), (62, 9052024), (68, 8253316), (101, 5556688), (124, 4526012), (136, 4126658), (202, 2778344), (248, 2263006), (272, 2063329), (404, 1389172), (496, 1131503), (527, 1064944), (659, 851632), (808, 694586), (1054, 532472), (1318, 425816), (1616, 347293), (1717, 326864), (2108, 266236), (2636, 212908), (3131, 179248), (3434, 163432), (4216, 133118), (5272, 106454), (6262, 89624), (6868, 81716), (8432, 66559), (10544, 53227), (11203, 50096), (12524, 44812), (13736, 40858), (20429, 27472), (22406, 25048)]