83781396

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 217526400

約数和(自身を除く): 133745004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 89, 158, 178, 237, 267, 316, 331, 356, 474, 534, 662, 711, 801, 948, 993, 1068, 1324, 1422, 1602, 1986, 2844, 2979, 3204, 3972, 5958, 7031, 11916, 14062, 21093, 26149, 28124, 29459, 42186, 52298, 58918, 63279, 78447, 84372, 88377, 104596, 117836, 126558, 156894, 176754, 235341, 253116, 265131, 313788, 353508, 470682, 530262, 941364, 1060524, 2327261, 4654522, 6981783, 9309044, 13963566, 20945349, 27927132, 41890698, 83781396]

約数ペア:

[(1, 83781396), (2, 41890698), (3, 27927132), (4, 20945349), (6, 13963566), (9, 9309044), (12, 6981783), (18, 4654522), (36, 2327261), (79, 1060524), (89, 941364), (158, 530262), (178, 470682), (237, 353508), (267, 313788), (316, 265131), (331, 253116), (356, 235341), (474, 176754), (534, 156894), (662, 126558), (711, 117836), (801, 104596), (948, 88377), (993, 84372), (1068, 78447), (1324, 63279), (1422, 58918), (1602, 52298), (1986, 42186), (2844, 29459), (2979, 28124), (3204, 26149), (3972, 21093), (5958, 14062), (7031, 11916)]