67278928

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 145704960

約数和(自身を除く): 78426032

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 79, 101, 124, 136, 158, 202, 248, 272, 316, 404, 496, 527, 632, 808, 1054, 1264, 1343, 1616, 1717, 2108, 2449, 2686, 3131, 3434, 4216, 4898, 5372, 6262, 6868, 7979, 8432, 9796, 10744, 12524, 13736, 15958, 19592, 21488, 25048, 27472, 31916, 39184, 41633, 50096, 53227, 63832, 83266, 106454, 127664, 135643, 166532, 212908, 247349, 271286, 333064, 425816, 494698, 542572, 666128, 851632, 989396, 1085144, 1978792, 2170288, 3957584, 4204933, 8409866, 16819732, 33639464, 67278928]

約数ペア:

[(1, 67278928), (2, 33639464), (4, 16819732), (8, 8409866), (16, 4204933), (17, 3957584), (31, 2170288), (34, 1978792), (62, 1085144), (68, 989396), (79, 851632), (101, 666128), (124, 542572), (136, 494698), (158, 425816), (202, 333064), (248, 271286), (272, 247349), (316, 212908), (404, 166532), (496, 135643), (527, 127664), (632, 106454), (808, 83266), (1054, 63832), (1264, 53227), (1343, 50096), (1616, 41633), (1717, 39184), (2108, 31916), (2449, 27472), (2686, 25048), (3131, 21488), (3434, 19592), (4216, 15958), (4898, 13736), (5372, 12524), (6262, 10744), (6868, 9796), (7979, 8432)]