78662128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 175703040

約数和(自身を除く): 97040912

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 248, 272, 304, 323, 491, 496, 527, 589, 646, 982, 1054, 1178, 1292, 1964, 2108, 2356, 2584, 3928, 4216, 4712, 5168, 7856, 8347, 8432, 9329, 9424, 10013, 15221, 16694, 18658, 20026, 30442, 33388, 37316, 40052, 60884, 66776, 74632, 80104, 121768, 133552, 149264, 158593, 160208, 243536, 258757, 289199, 317186, 517514, 578398, 634372, 1035028, 1156796, 1268744, 2070056, 2313592, 2537488, 4140112, 4627184, 4916383, 9832766, 19665532, 39331064, 78662128]

約数ペア:

[(1, 78662128), (2, 39331064), (4, 19665532), (8, 9832766), (16, 4916383), (17, 4627184), (19, 4140112), (31, 2537488), (34, 2313592), (38, 2070056), (62, 1268744), (68, 1156796), (76, 1035028), (124, 634372), (136, 578398), (152, 517514), (248, 317186), (272, 289199), (304, 258757), (323, 243536), (491, 160208), (496, 158593), (527, 149264), (589, 133552), (646, 121768), (982, 80104), (1054, 74632), (1178, 66776), (1292, 60884), (1964, 40052), (2108, 37316), (2356, 33388), (2584, 30442), (3928, 20026), (4216, 18658), (4712, 16694), (5168, 15221), (7856, 10013), (8347, 9424), (8432, 9329)]