74291955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 134369280

約数和(自身を除く): 60077325

約数列:

[1, 3, 5, 15, 17, 23, 51, 53, 69, 85, 115, 159, 239, 255, 265, 345, 391, 717, 795, 901, 1173, 1195, 1219, 1955, 2703, 3585, 3657, 4063, 4505, 5497, 5865, 6095, 12189, 12667, 13515, 16491, 18285, 20315, 20723, 27485, 38001, 60945, 62169, 63335, 82455, 93449, 103615, 190005, 215339, 280347, 291341, 310845, 467245, 646017, 874023, 1076695, 1401735, 1456705, 3230085, 4370115, 4952797, 14858391, 24763985, 74291955]

約数ペア:

[(1, 74291955), (3, 24763985), (5, 14858391), (15, 4952797), (17, 4370115), (23, 3230085), (51, 1456705), (53, 1401735), (69, 1076695), (85, 874023), (115, 646017), (159, 467245), (239, 310845), (255, 291341), (265, 280347), (345, 215339), (391, 190005), (717, 103615), (795, 93449), (901, 82455), (1173, 63335), (1195, 62169), (1219, 60945), (1955, 38001), (2703, 27485), (3585, 20723), (3657, 20315), (4063, 18285), (4505, 16491), (5497, 13515), (5865, 12667), (6095, 12189)]