208144430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4957}}^1$

素因数の和:5013

約数の個数: 64

約数和(自身を含む): 449789760

約数和(自身を除く): 241645330

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 190, 221, 247, 323, 442, 494, 646, 1105, 1235, 1615, 2210, 2470, 3230, 4199, 4957, 8398, 9914, 20995, 24785, 41990, 49570, 64441, 84269, 94183, 128882, 168538, 188366, 322205, 421345, 470915, 644410, 842690, 941830, 1095497, 1224379, 1601111, 2190994, 2448758, 3202222, 5477485, 6121895, 8005555, 10954970, 12243790, 16011110, 20814443, 41628886, 104072215, 208144430]

約数ペア:

[(1, 208144430), (2, 104072215), (5, 41628886), (10, 20814443), (13, 16011110), (17, 12243790), (19, 10954970), (26, 8005555), (34, 6121895), (38, 5477485), (65, 3202222), (85, 2448758), (95, 2190994), (130, 1601111), (170, 1224379), (190, 1095497), (221, 941830), (247, 842690), (323, 644410), (442, 470915), (494, 421345), (646, 322205), (1105, 188366), (1235, 168538), (1615, 128882), (2210, 94183), (2470, 84269), (3230, 64441), (4199, 49570), (4957, 41990), (8398, 24785), (9914, 20995)]